diff --git a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirBlackBoxCodegenBasedTestGenerated.java b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirBlackBoxCodegenBasedTestGenerated.java
index 9183e13cc0b..613be07c872 100644
--- a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirBlackBoxCodegenBasedTestGenerated.java
+++ b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirBlackBoxCodegenBasedTestGenerated.java
@@ -33438,6 +33438,12 @@ public class LLFirBlackBoxCodegenBasedTestGenerated extends AbstractLLFirBlackBo
       runTest("compiler/testData/codegen/box/javaInterop/javaTypeFromSameModuleWithRawTypedWildcardBound.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("kt43217.kt")
     public void testKt43217() {
diff --git a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirReversedBlackBoxCodegenBasedTestGenerated.java b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirReversedBlackBoxCodegenBasedTestGenerated.java
index 9c5c9c128a7..37eab0d18a9 100644
--- a/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirReversedBlackBoxCodegenBasedTestGenerated.java
+++ b/analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/LLFirReversedBlackBoxCodegenBasedTestGenerated.java
@@ -33438,6 +33438,12 @@ public class LLFirReversedBlackBoxCodegenBasedTestGenerated extends AbstractLLFi
       runTest("compiler/testData/codegen/box/javaInterop/javaTypeFromSameModuleWithRawTypedWildcardBound.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("kt43217.kt")
     public void testKt43217() {
diff --git a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirLightTreeBlackBoxCodegenTestGenerated.java b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirLightTreeBlackBoxCodegenTestGenerated.java
index 863d1d44f8e..8ab592d5be3 100644
--- a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirLightTreeBlackBoxCodegenTestGenerated.java
+++ b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirLightTreeBlackBoxCodegenTestGenerated.java
@@ -33307,6 +33307,12 @@ public class FirLightTreeBlackBoxCodegenTestGenerated extends AbstractFirLightTr
       runTest("compiler/testData/codegen/box/javaInterop/javaTypeFromSameModuleWithRawTypedWildcardBound.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("kt43217.kt")
     public void testKt43217() {
diff --git a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirLightTreeBlackBoxCodegenWithFir2IrFakeOverrideGeneratorTestGenerated.java b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirLightTreeBlackBoxCodegenWithFir2IrFakeOverrideGeneratorTestGenerated.java
index 010c52270bf..709151bdfe6 100644
--- a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirLightTreeBlackBoxCodegenWithFir2IrFakeOverrideGeneratorTestGenerated.java
+++ b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirLightTreeBlackBoxCodegenWithFir2IrFakeOverrideGeneratorTestGenerated.java
@@ -33307,6 +33307,12 @@ public class FirLightTreeBlackBoxCodegenWithFir2IrFakeOverrideGeneratorTestGener
       runTest("compiler/testData/codegen/box/javaInterop/javaTypeFromSameModuleWithRawTypedWildcardBound.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("kt43217.kt")
     public void testKt43217() {
diff --git a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirPsiBlackBoxCodegenTestGenerated.java b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirPsiBlackBoxCodegenTestGenerated.java
index 4f7ac82c4ed..051a4e91a81 100644
--- a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirPsiBlackBoxCodegenTestGenerated.java
+++ b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirPsiBlackBoxCodegenTestGenerated.java
@@ -33307,6 +33307,12 @@ public class FirPsiBlackBoxCodegenTestGenerated extends AbstractFirPsiBlackBoxCo
       runTest("compiler/testData/codegen/box/javaInterop/javaTypeFromSameModuleWithRawTypedWildcardBound.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("kt43217.kt")
     public void testKt43217() {
diff --git a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/ir/FirLightTreeJvmIrTextTestGenerated.java b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/ir/FirLightTreeJvmIrTextTestGenerated.java
index 968cf331bbc..b5e64a8ce23 100644
--- a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/ir/FirLightTreeJvmIrTextTestGenerated.java
+++ b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/ir/FirLightTreeJvmIrTextTestGenerated.java
@@ -2728,6 +2728,12 @@ public class FirLightTreeJvmIrTextTestGenerated extends AbstractFirLightTreeJvmI
       runTest("compiler/testData/ir/irText/fakeOverrides/intersectionWithRawType.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("setterVisibliity.kt")
     public void testSetterVisibliity() {
diff --git a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/ir/FirPsiJvmIrTextTestGenerated.java b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/ir/FirPsiJvmIrTextTestGenerated.java
index 429d5ee3f64..ed26be64135 100644
--- a/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/ir/FirPsiJvmIrTextTestGenerated.java
+++ b/compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/ir/FirPsiJvmIrTextTestGenerated.java
@@ -2728,6 +2728,12 @@ public class FirPsiJvmIrTextTestGenerated extends AbstractFirPsiJvmIrTextTest {
       runTest("compiler/testData/ir/irText/fakeOverrides/intersectionWithRawType.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("setterVisibliity.kt")
     public void testSetterVisibliity() {
diff --git a/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/JavaTypeConversion.kt b/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/JavaTypeConversion.kt
index d0a9ac23c51..2a02dfe4fd1 100644
--- a/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/JavaTypeConversion.kt
+++ b/compiler/fir/java/src/org/jetbrains/kotlin/fir/java/JavaTypeConversion.kt
@@ -200,7 +200,7 @@ private fun JavaClassifierType.toConeKotlinTypeForFlexibleBound(
                     // Given `C<T : X>`, `C` -> `C<X>..C<*>?`.
                     when {
                         mode.insideAnnotation -> Array(classifier.allTypeParametersNumber()) { ConeStarProjection }
-                        else -> typeParameterSymbols?.getProjectionsForRawType(session)
+                        else -> typeParameterSymbols?.getProjectionsForRawType(session, makeNullable = false)
                             ?: Array(classifier.allTypeParametersNumber()) { ConeStarProjection }
                     }
                 }
diff --git a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/resolve/substitution/Substitutors.kt b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/resolve/substitution/Substitutors.kt
index 6420cc13c75..c2384084a89 100644
--- a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/resolve/substitution/Substitutors.kt
+++ b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/resolve/substitution/Substitutors.kt
@@ -281,7 +281,7 @@ class ConeRawScopeSubstitutor(
         return when {
             type is ConeTypeParameterType -> {
                 substituteOrSelf(
-                    listOf(type.lookupTag.symbol).getProjectionsForRawType(useSiteSession)[0] as ConeKotlinType
+                    listOf(type.lookupTag.symbol).getProjectionsForRawType(useSiteSession, makeNullable = type.isNullable)[0]
                 )
             }
             type is ConeClassLikeType && type.typeArguments.isNotEmpty() -> {
@@ -296,7 +296,7 @@ class ConeRawScopeSubstitutor(
 
                 val firClass = type.fullyExpandedType(useSiteSession).lookupTag.toFirRegularClassSymbol(useSiteSession) ?: return null
                 ConeRawType.create(
-                    type.withArguments(firClass.typeParameterSymbols.getProjectionsForRawType(useSiteSession)),
+                    type.withArguments(firClass.typeParameterSymbols.getProjectionsForRawType(useSiteSession, makeNullable = type.isNullable)),
                     type.replaceArgumentsWithStarProjections()
                 )
             }
diff --git a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/types/TypeUtils.kt b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/types/TypeUtils.kt
index ed7ce0f1f08..974c24333bd 100644
--- a/compiler/fir/providers/src/org/jetbrains/kotlin/fir/types/TypeUtils.kt
+++ b/compiler/fir/providers/src/org/jetbrains/kotlin/fir/types/TypeUtils.kt
@@ -35,6 +35,7 @@ import org.jetbrains.kotlin.fir.utils.exceptions.withConeTypeEntry
 import org.jetbrains.kotlin.resolve.calls.NewCommonSuperTypeCalculator
 import org.jetbrains.kotlin.types.*
 import org.jetbrains.kotlin.types.model.*
+import org.jetbrains.kotlin.utils.addToStdlib.applyIf
 import org.jetbrains.kotlin.utils.addToStdlib.butIf
 import org.jetbrains.kotlin.utils.addToStdlib.runIf
 import org.jetbrains.kotlin.utils.exceptions.errorWithAttachment
@@ -688,12 +689,12 @@ fun List<FirTypeParameterSymbol>.eraseToUpperBoundsAssociated(
     }
 }
 
-fun List<FirTypeParameterSymbol>.getProjectionsForRawType(session: FirSession): Array<ConeTypeProjection> {
+fun List<FirTypeParameterSymbol>.getProjectionsForRawType(session: FirSession, makeNullable: Boolean): Array<ConeKotlinType> {
     val cache = mutableMapOf<FirTypeParameter, ConeKotlinType>()
     return Array(size) { index ->
         this[index].fir.eraseToUpperBound(
             session, cache, mode = EraseUpperBoundMode.FOR_RAW_TYPE_ERASURE
-        )
+        ).applyIf(makeNullable) { withNullability(ConeNullability.NULLABLE, session.typeContext) }
     }
 }
 
diff --git a/compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt b/compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt
new file mode 100644
index 00000000000..295c0a50ac1
--- /dev/null
+++ b/compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt
@@ -0,0 +1,28 @@
+// TARGET_BACKEND: JVM_IR
+// ISSUE: KT-66067
+// FILE: Java1.java
+public class Java1<T extends Number> {
+    public int foo(T t) {
+        return 1;
+    }
+}
+
+// FILE: Java2.java
+public class Java2 extends KotlinClass {
+    public int foo(Object t) {
+        return 2;
+    }
+}
+
+// FILE: 1.kt
+class A : Java2()   // Kotlin ← Java ← Kotlin ← Java
+
+open class KotlinClass<T> : Java1<T>() where T: Number
+
+fun box(): String {
+    if (A().foo(null) != 1) return "FAIL 1";
+    if (A().foo(null as Number?) != 1) return "FAIL 1";
+    if (A().foo("") != 2) return "FAIL 1";
+
+    return "OK"
+}
\ No newline at end of file
diff --git a/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.fir.ir.txt b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.fir.ir.txt
new file mode 100644
index 00000000000..5a1df9abbad
--- /dev/null
+++ b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.fir.ir.txt
@@ -0,0 +1,56 @@
+FILE fqName:<root> fileName:/1.kt
+  CLASS CLASS name:A modality:FINAL visibility:public superTypes:[<root>.Java2]
+    $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.A
+    CONSTRUCTOR visibility:public <> () returnType:<root>.A [primary]
+      BLOCK_BODY
+        DELEGATING_CONSTRUCTOR_CALL 'public constructor <init> () declared in <root>.Java2'
+        INSTANCE_INITIALIZER_CALL classDescriptor='CLASS CLASS name:A modality:FINAL visibility:public superTypes:[<root>.Java2]'
+    FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
+      overridden:
+        public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in <root>.Java2
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
+    FUN FAKE_OVERRIDE name:foo visibility:public modality:OPEN <> ($this:<root>.Java1<kotlin.Any>, t:@[FlexibleNullability] kotlin.Number?) returnType:kotlin.Unit [fake_override]
+      overridden:
+        public open fun foo (t: @[FlexibleNullability] kotlin.Number?): kotlin.Unit declared in <root>.Java2
+      $this: VALUE_PARAMETER name:<this> type:<root>.Java1<kotlin.Any>
+      VALUE_PARAMETER name:t index:0 type:@[FlexibleNullability] kotlin.Number?
+    FUN FAKE_OVERRIDE name:foo visibility:public modality:OPEN <> ($this:<root>.Java2, t:@[FlexibleNullability] kotlin.Any?) returnType:kotlin.Unit [fake_override]
+      overridden:
+        public open fun foo (t: @[FlexibleNullability] kotlin.Any?): kotlin.Unit declared in <root>.Java2
+      $this: VALUE_PARAMETER name:<this> type:<root>.Java2
+      VALUE_PARAMETER name:t index:0 type:@[FlexibleNullability] kotlin.Any?
+    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int [fake_override]
+      overridden:
+        public open fun hashCode (): kotlin.Int declared in <root>.Java2
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
+      overridden:
+        public open fun toString (): kotlin.String declared in <root>.Java2
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+  CLASS CLASS name:KotlinClass modality:OPEN visibility:public superTypes:[<root>.Java1<T of <root>.KotlinClass>]
+    $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.KotlinClass<T of <root>.KotlinClass>
+    TYPE_PARAMETER name:T index:0 variance: superTypes:[kotlin.Number] reified:false
+    CONSTRUCTOR visibility:public <> () returnType:<root>.KotlinClass<T of <root>.KotlinClass> [primary]
+      BLOCK_BODY
+        DELEGATING_CONSTRUCTOR_CALL 'public constructor <init> () declared in <root>.Java1'
+          <T>: T of <root>.KotlinClass
+        INSTANCE_INITIALIZER_CALL classDescriptor='CLASS CLASS name:KotlinClass modality:OPEN visibility:public superTypes:[<root>.Java1<T of <root>.KotlinClass>]'
+    FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
+      overridden:
+        public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in <root>.Java1
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
+    FUN FAKE_OVERRIDE name:foo visibility:public modality:OPEN <> ($this:<root>.Java1<T of <root>.KotlinClass>, t:@[FlexibleNullability] T of <root>.KotlinClass?) returnType:kotlin.Unit [fake_override]
+      overridden:
+        public open fun foo (t: @[FlexibleNullability] T of <root>.Java1?): kotlin.Unit declared in <root>.Java1
+      $this: VALUE_PARAMETER name:<this> type:<root>.Java1<T of <root>.KotlinClass>
+      VALUE_PARAMETER name:t index:0 type:@[FlexibleNullability] T of <root>.KotlinClass?
+    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int [fake_override]
+      overridden:
+        public open fun hashCode (): kotlin.Int declared in <root>.Java1
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
+      overridden:
+        public open fun toString (): kotlin.String declared in <root>.Java1
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
diff --git a/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.fir.kt.txt b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.fir.kt.txt
new file mode 100644
index 00000000000..794c092ae91
--- /dev/null
+++ b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.fir.kt.txt
@@ -0,0 +1,17 @@
+class A : Java2 {
+  constructor() /* primary */ {
+    super/*Java2*/()
+    /* <init>() */
+
+  }
+
+}
+
+open class KotlinClass<T : Number> : Java1<T> {
+  constructor() /* primary */ {
+    super/*Java1*/<T>()
+    /* <init>() */
+
+  }
+
+}
diff --git a/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.fir.sig.kt.txt b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.fir.sig.kt.txt
new file mode 100644
index 00000000000..50053ac50ab
--- /dev/null
+++ b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.fir.sig.kt.txt
@@ -0,0 +1,41 @@
+// CHECK:
+//   Mangled name: A
+//   Public signature: /A|null[0]
+class A : Java2 {
+  // CHECK:
+  //   Mangled name: A#<init>(){}
+  //   Public signature: /A.<init>|-5645683436151566731[0]
+  //   Public signature debug description: <init>(){}
+  constructor() /* primary */
+
+  // CHECK:
+  //   Mangled name: A#foo(kotlin.Number?){}
+  //   Public signature: /A.foo|2831167016207060641[0]
+  //   Public signature debug description: foo(kotlin.Number?){}
+  /* fake */ override fun foo(t: Number?): Unit
+
+  // CHECK:
+  //   Mangled name: A#foo(kotlin.Any?){}
+  //   Public signature: /A.foo|-6211124056249407422[0]
+  //   Public signature debug description: foo(kotlin.Any?){}
+  /* fake */ override fun foo(t: Any?): Unit
+
+}
+
+// CHECK:
+//   Mangled name: KotlinClass
+//   Public signature: /KotlinClass|null[0]
+open class KotlinClass<T : Number> : Java1<T> {
+  // CHECK:
+  //   Mangled name: KotlinClass#<init>(){}
+  //   Public signature: /KotlinClass.<init>|-5645683436151566731[0]
+  //   Public signature debug description: <init>(){}
+  constructor() /* primary */
+
+  // CHECK:
+  //   Mangled name: KotlinClass#foo(1:0?){}
+  //   Public signature: /KotlinClass.foo|-131141195414545503[0]
+  //   Public signature debug description: foo(1:0?){}
+  /* fake */ override fun foo(t: T?): Unit
+
+}
diff --git a/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.ir.txt b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.ir.txt
new file mode 100644
index 00000000000..8c3f2ebce04
--- /dev/null
+++ b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.ir.txt
@@ -0,0 +1,56 @@
+FILE fqName:<root> fileName:/1.kt
+  CLASS CLASS name:A modality:FINAL visibility:public superTypes:[<root>.Java2]
+    $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.A
+    CONSTRUCTOR visibility:public <> () returnType:<root>.A [primary]
+      BLOCK_BODY
+        DELEGATING_CONSTRUCTOR_CALL 'public constructor <init> () declared in <root>.Java2'
+        INSTANCE_INITIALIZER_CALL classDescriptor='CLASS CLASS name:A modality:FINAL visibility:public superTypes:[<root>.Java2]'
+    FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
+      overridden:
+        public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in <root>.Java2
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
+    FUN FAKE_OVERRIDE name:foo visibility:public modality:OPEN <> ($this:<root>.Java2, t:@[FlexibleNullability] kotlin.Any?) returnType:kotlin.Unit [fake_override]
+      overridden:
+        public open fun foo (t: @[FlexibleNullability] kotlin.Any?): kotlin.Unit declared in <root>.Java2
+      $this: VALUE_PARAMETER name:<this> type:<root>.Java2
+      VALUE_PARAMETER name:t index:0 type:@[FlexibleNullability] kotlin.Any?
+    FUN FAKE_OVERRIDE name:foo visibility:public modality:OPEN <> ($this:@[RawType] <root>.Java1<@[FlexibleNullability] kotlin.Number?>, t:@[FlexibleNullability] kotlin.Number?) returnType:kotlin.Unit [fake_override]
+      overridden:
+        public open fun foo (t: @[FlexibleNullability] kotlin.Number?): kotlin.Unit declared in <root>.Java2
+      $this: VALUE_PARAMETER name:<this> type:@[RawType] <root>.Java1<@[FlexibleNullability] kotlin.Number?>
+      VALUE_PARAMETER name:t index:0 type:@[FlexibleNullability] kotlin.Number?
+    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int [fake_override]
+      overridden:
+        public open fun hashCode (): kotlin.Int declared in <root>.Java2
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
+      overridden:
+        public open fun toString (): kotlin.String declared in <root>.Java2
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+  CLASS CLASS name:KotlinClass modality:OPEN visibility:public superTypes:[<root>.Java1<T of <root>.KotlinClass>]
+    $this: VALUE_PARAMETER INSTANCE_RECEIVER name:<this> type:<root>.KotlinClass<T of <root>.KotlinClass>
+    TYPE_PARAMETER name:T index:0 variance: superTypes:[kotlin.Number] reified:false
+    CONSTRUCTOR visibility:public <> () returnType:<root>.KotlinClass<T of <root>.KotlinClass> [primary]
+      BLOCK_BODY
+        DELEGATING_CONSTRUCTOR_CALL 'public constructor <init> () declared in <root>.Java1'
+          <T>: @[FlexibleNullability] T of <root>.KotlinClass?
+        INSTANCE_INITIALIZER_CALL classDescriptor='CLASS CLASS name:KotlinClass modality:OPEN visibility:public superTypes:[<root>.Java1<T of <root>.KotlinClass>]'
+    FUN FAKE_OVERRIDE name:equals visibility:public modality:OPEN <> ($this:kotlin.Any, other:kotlin.Any?) returnType:kotlin.Boolean [fake_override,operator]
+      overridden:
+        public open fun equals (other: kotlin.Any?): kotlin.Boolean declared in <root>.Java1
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+      VALUE_PARAMETER name:other index:0 type:kotlin.Any?
+    FUN FAKE_OVERRIDE name:foo visibility:public modality:OPEN <> ($this:<root>.Java1<T of <root>.KotlinClass>, t:@[FlexibleNullability] T of <root>.KotlinClass?) returnType:kotlin.Unit [fake_override]
+      overridden:
+        public open fun foo (t: @[FlexibleNullability] T of <root>.Java1?): kotlin.Unit declared in <root>.Java1
+      $this: VALUE_PARAMETER name:<this> type:<root>.Java1<T of <root>.KotlinClass>
+      VALUE_PARAMETER name:t index:0 type:@[FlexibleNullability] T of <root>.KotlinClass?
+    FUN FAKE_OVERRIDE name:hashCode visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.Int [fake_override]
+      overridden:
+        public open fun hashCode (): kotlin.Int declared in <root>.Java1
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
+    FUN FAKE_OVERRIDE name:toString visibility:public modality:OPEN <> ($this:kotlin.Any) returnType:kotlin.String [fake_override]
+      overridden:
+        public open fun toString (): kotlin.String declared in <root>.Java1
+      $this: VALUE_PARAMETER name:<this> type:kotlin.Any
diff --git a/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.kt b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.kt
new file mode 100644
index 00000000000..29d5024440d
--- /dev/null
+++ b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.kt
@@ -0,0 +1,20 @@
+// TARGET_BACKEND: JVM_IR
+// ISSUE: KT-66067
+// SCOPE_DUMP: A:foo
+// SEPARATE_SIGNATURE_DUMP_FOR_K2
+// FILE: Java1.java
+public class Java1<T extends Number> {
+    public void foo(T t) {
+    }
+}
+
+// FILE: Java2.java
+public class Java2 extends KotlinClass {
+    public void foo(Object t) {
+    }
+}
+
+// FILE: 1.kt
+class A : Java2()   // Kotlin ← Java ← Kotlin ← Java
+
+open class KotlinClass<T> : Java1<T>() where T: Number
diff --git a/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.kt.txt b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.kt.txt
new file mode 100644
index 00000000000..3443e1c5ced
--- /dev/null
+++ b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.kt.txt
@@ -0,0 +1,17 @@
+class A : Java2 {
+  constructor() /* primary */ {
+    super/*Java2*/()
+    /* <init>() */
+
+  }
+
+}
+
+open class KotlinClass<T : Number> : Java1<T> {
+  constructor() /* primary */ {
+    super/*Java1*/<@FlexibleNullability T?>()
+    /* <init>() */
+
+  }
+
+}
diff --git a/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.overrides.txt b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.overrides.txt
new file mode 100644
index 00000000000..a991712df95
--- /dev/null
+++ b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.overrides.txt
@@ -0,0 +1,9 @@
+A:
+  [Enhancement]: public open fun foo(t: R|kotlin/Any!|): R|kotlin/Unit| from Use site scope of /A [id: 0]
+    [Enhancement]: public open fun foo(t: R|kotlin/Any!|): R|kotlin/Unit| from Java enhancement scope for /Java2 [id: 0]
+  [SubstitutionOverride(DeclarationSite)]: public open override fun foo(t: R|kotlin/Number!|): R|kotlin/Unit| from Use site scope of /A [id: 0]
+    [SubstitutionOverride(DeclarationSite)]: public open override fun foo(t: R|kotlin/Number!|): R|kotlin/Unit| from Java enhancement scope for /Java2 [id: 0]
+      [SubstitutionOverride(DeclarationSite)]: public open override fun foo(t: R|kotlin/Number!|): R|kotlin/Unit| from Substitution scope for [Use site scope of /KotlinClass] for type Java2 [id: 0]
+        [SubstitutionOverride(DeclarationSite)]: public open override fun foo(t: R|ft<T & Any, T?>|): R|kotlin/Unit| from Use site scope of /KotlinClass [id: 1]
+          [SubstitutionOverride(DeclarationSite)]: public open override fun foo(t: R|ft<T & Any, T?>|): R|kotlin/Unit| from Substitution scope for [Java enhancement scope for /Java1] for type KotlinClass<T> [id: 1]
+            [Enhancement]: public open fun foo(t: R|ft<T & Any, T?>|): R|kotlin/Unit| from Java enhancement scope for /Java1 [id: 2]
diff --git a/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.sig.kt.txt b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.sig.kt.txt
new file mode 100644
index 00000000000..94fdd4769a5
--- /dev/null
+++ b/compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.sig.kt.txt
@@ -0,0 +1,42 @@
+// CHECK:
+//   Mangled name: A
+//   Public signature: /A|null[0]
+class A : Java2 {
+  // CHECK:
+  //   Mangled name: A#<init>(){}
+  //   Public signature: /A.<init>|-5645683436151566731[0]
+  //   Public signature debug description: <init>(){}
+  constructor() /* primary */
+
+  // CHECK:
+  //   Mangled name: A#foo(kotlin.Any?){}
+  //   Public signature: /A.foo|-6211124056249407422[0]
+  //   Public signature debug description: foo(kotlin.Any?){}
+  /* fake */ override fun foo(t: Any?): Unit
+
+  // CHECK:
+  //   Mangled name: A#foo(kotlin.Number?){}
+  //   Public signature: /A.foo|2831167016207060641[0]
+  //   Public signature debug description: foo(kotlin.Number?){}
+  /* fake */ override fun foo(t: Number?): Unit
+
+}
+
+// CHECK:
+//   Mangled name: KotlinClass
+//   Public signature: /KotlinClass|null[0]
+open class KotlinClass<T : Number> : Java1<T> {
+  // CHECK:
+  //   Mangled name: KotlinClass#<init>(){}
+  //   Public signature: /KotlinClass.<init>|-5645683436151566731[0]
+  //   Public signature debug description: <init>(){}
+  constructor() /* primary */
+
+  // CHECK:
+  //   Mangled name: KotlinClass#foo(1:0?){}
+  //   Public signature: /KotlinClass.foo|-131141195414545503[0]
+  //   Public signature debug description: foo(1:0?){}
+  /* fake */ override fun foo(t: T?): Unit
+
+}
+
diff --git a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/JvmAbiConsistencyTestBoxGenerated.java b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/JvmAbiConsistencyTestBoxGenerated.java
index 86ec11f0d70..e04bd738b96 100644
--- a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/JvmAbiConsistencyTestBoxGenerated.java
+++ b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/JvmAbiConsistencyTestBoxGenerated.java
@@ -33307,6 +33307,12 @@ public class JvmAbiConsistencyTestBoxGenerated extends AbstractJvmAbiConsistency
       runTest("compiler/testData/codegen/box/javaInterop/javaTypeFromSameModuleWithRawTypedWildcardBound.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("kt43217.kt")
     public void testKt43217() {
diff --git a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java
index 9494267a7e7..387d6c54bdb 100644
--- a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java
+++ b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java
@@ -33307,6 +33307,12 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
       runTest("compiler/testData/codegen/box/javaInterop/javaTypeFromSameModuleWithRawTypedWildcardBound.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("kt43217.kt")
     public void testKt43217() {
diff --git a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenWithIrInlinerTestGenerated.java b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenWithIrInlinerTestGenerated.java
index d7baa070bf9..2c5f8c8b399 100644
--- a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenWithIrInlinerTestGenerated.java
+++ b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenWithIrInlinerTestGenerated.java
@@ -33307,6 +33307,12 @@ public class IrBlackBoxCodegenWithIrInlinerTestGenerated extends AbstractIrBlack
       runTest("compiler/testData/codegen/box/javaInterop/javaTypeFromSameModuleWithRawTypedWildcardBound.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("kt43217.kt")
     public void testKt43217() {
diff --git a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/inlineScopes/FirBlackBoxCodegenTestWithInlineScopesGenerated.java b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/inlineScopes/FirBlackBoxCodegenTestWithInlineScopesGenerated.java
index d47a2c30401..3c41088d649 100644
--- a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/inlineScopes/FirBlackBoxCodegenTestWithInlineScopesGenerated.java
+++ b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/inlineScopes/FirBlackBoxCodegenTestWithInlineScopesGenerated.java
@@ -33307,6 +33307,12 @@ public class FirBlackBoxCodegenTestWithInlineScopesGenerated extends AbstractFir
       runTest("compiler/testData/codegen/box/javaInterop/javaTypeFromSameModuleWithRawTypedWildcardBound.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("kt43217.kt")
     public void testKt43217() {
diff --git a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/ir/ClassicJvmIrTextTestGenerated.java b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/ir/ClassicJvmIrTextTestGenerated.java
index 32839de76e4..9c9474aeb4d 100644
--- a/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/ir/ClassicJvmIrTextTestGenerated.java
+++ b/compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/ir/ClassicJvmIrTextTestGenerated.java
@@ -2728,6 +2728,12 @@ public class ClassicJvmIrTextTestGenerated extends AbstractClassicJvmIrTextTest
       runTest("compiler/testData/ir/irText/fakeOverrides/intersectionWithRawType.kt");
     }
 
+    @Test
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/ir/irText/fakeOverrides/kjkWithRawTypes.kt");
+    }
+
     @Test
     @TestMetadata("setterVisibliity.kt")
     public void testSetterVisibliity() {
diff --git a/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java b/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
index be186fc94ee..89be5c8a970 100644
--- a/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
+++ b/compiler/tests-gen/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java
@@ -28229,6 +28229,11 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
       runTest("compiler/testData/codegen/box/javaInterop/javaTypeFromSameModuleWithRawTypedWildcardBound.kt");
     }
 
+    @TestMetadata("kjkWithRawTypes.kt")
+    public void testKjkWithRawTypes() {
+      runTest("compiler/testData/codegen/box/javaInterop/kjkWithRawTypes.kt");
+    }
+
     @TestMetadata("kt43217.kt")
     public void testKt43217() {
       runTest("compiler/testData/codegen/box/javaInterop/kt43217.kt");