diff --git a/linker_scripts/code_script.txt b/linker_scripts/code_script.txt
index 3a610e246b..7a1f315a01 100644
--- a/linker_scripts/code_script.txt
+++ b/linker_scripts/code_script.txt
@@ -8772,9 +8772,9 @@ SECTIONS
     ovl_Obj_Kepn_Koya : AT(RomLocation)
     {
         build/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya.o(.text)
-        build/asm/overlays/ovl_Obj_Kepn_Koya_data.o(.data)
+        build/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya.o(.data)
         build/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya.o(.rodata)
-        build/asm/overlays/ovl_Obj_Kepn_Koya_rodata.o(.rodata)
+        build/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya_overlay.o(.ovl)
     }
     SegmentEnd = .;
     SegmentSize = SegmentEnd - SegmentStart;
diff --git a/linker_scripts/object_script.txt b/linker_scripts/object_script.txt
index 41fc12b777..458cafefd4 100644
--- a/linker_scripts/object_script.txt
+++ b/linker_scripts/object_script.txt
@@ -129,6 +129,10 @@ D_06007750 = 0x06007750;
 D_0600A390 = 0x0600A390;
 D_0600A490 = 0x0600A490;
 
+/* z_obj_kepn_koya */
+D_0600805C = 0x0600805C;
+D_06003478 = 0x06003478;
+
 /* en_po_fusen */
 D_06000040 = 0x06000040;
 D_060024F0 = 0x060024F0;
diff --git a/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya.c b/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya.c
index 3e85ba2fe8..402c4a61ba 100644
--- a/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya.c
+++ b/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya.c
@@ -9,7 +9,6 @@ void ObjKepnKoya_Destroy(Actor* thisx, GlobalContext* globalCtx);
 void ObjKepnKoya_Update(Actor* thisx, GlobalContext* globalCtx);
 void ObjKepnKoya_Draw(Actor* thisx, GlobalContext* globalCtx);
 
-/*
 const ActorInit Obj_Kepn_Koya_InitVars = {
     ACTOR_OBJ_KEPN_KOYA,
     ACTORCAT_PROP,
@@ -21,12 +20,36 @@ const ActorInit Obj_Kepn_Koya_InitVars = {
     (ActorFunc)ObjKepnKoya_Update,
     (ActorFunc)ObjKepnKoya_Draw
 };
-*/
 
-#pragma GLOBAL_ASM("./asm/non_matchings/overlays/ovl_Obj_Kepn_Koya_0x80C07B20/ObjKepnKoya_Init.asm")
+static InitChainEntry D_80C07C40[] = {
+    ICHAIN_F32(uncullZoneScale, 1200, ICHAIN_CONTINUE),
+    ICHAIN_F32(uncullZoneDownward, 900, ICHAIN_STOP),
+};
 
-#pragma GLOBAL_ASM("./asm/non_matchings/overlays/ovl_Obj_Kepn_Koya_0x80C07B20/ObjKepnKoya_Destroy.asm")
+extern CollisionHeader D_0600805C;
+extern UNK_TYPE D_06003478;
 
-#pragma GLOBAL_ASM("./asm/non_matchings/overlays/ovl_Obj_Kepn_Koya_0x80C07B20/ObjKepnKoya_Update.asm")
+void ObjKepnKoya_Init(Actor* thisx, GlobalContext* globalCtx) {
+    ObjKepnKoya* this = THIS;
 
-#pragma GLOBAL_ASM("./asm/non_matchings/overlays/ovl_Obj_Kepn_Koya_0x80C07B20/ObjKepnKoya_Draw.asm")
+    Actor_ProcessInitChain(&this->dyna.actor, &D_80C07C40);
+    Actor_SetScale(&this->dyna.actor, 0.1f);
+    BcCheck3_BgActorInit(&this->dyna, 0);
+    BgCheck3_LoadMesh(globalCtx, &this->dyna, &D_0600805C);
+    if (this->dyna.bgId == 0x32) {
+        Actor_MarkForDeath(&this->dyna.actor);
+    }
+}
+
+void ObjKepnKoya_Destroy(Actor* thisx, GlobalContext* globalCtx) {
+    ObjKepnKoya* this = THIS;
+
+    BgCheck_RemoveActorMesh(globalCtx, &globalCtx->colCtx.dyna, this->dyna.bgId);
+}
+
+void ObjKepnKoya_Update(Actor* thisx, GlobalContext* globalCtx) {
+}
+
+void ObjKepnKoya_Draw(Actor* thisx, GlobalContext* globalCtx) {
+    func_800BDFC0(globalCtx, &D_06003478);
+}
diff --git a/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya.h b/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya.h
index 6c34339b53..14a7c0e793 100644
--- a/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya.h
+++ b/src/overlays/actors/ovl_Obj_Kepn_Koya/z_obj_kepn_koya.h
@@ -6,8 +6,7 @@
 struct ObjKepnKoya;
 
 typedef struct ObjKepnKoya {
-    /* 0x000 */ Actor actor;
-    /* 0x144 */ char unk_144[0x1C];
+    /* 0x000 */ DynaPolyActor dyna;
 } ObjKepnKoya; // size = 0x160
 
 extern const ActorInit Obj_Kepn_Koya_InitVars;