diff --git a/include/kaleido_manager.h b/include/kaleido_manager.h
new file mode 100644
index 0000000000..8a620033d9
--- /dev/null
+++ b/include/kaleido_manager.h
@@ -0,0 +1,45 @@
+#ifndef KALEIDO_MANAGER_H
+#define KALEIDO_MANAGER_H
+
+#include "ultra64.h"
+#include "romfile.h"
+
+struct PlayState;
+
+typedef enum KaleidoMgrOverlayType {
+    /* 0 */ KALEIDO_OVL_KALEIDO_SCOPE,
+    /* 1 */ KALEIDO_OVL_PLAYER_ACTOR,
+    /* 2 */ KALEIDO_OVL_MAX
+} KaleidoMgrOverlayType;
+
+typedef struct KaleidoMgrOverlay {
+    /* 0x00 */ void* loadedRamAddr;
+    /* 0x04 */ RomFile file;
+    /* 0x0C */ void* vramStart;
+    /* 0x10 */ void* vramEnd;
+    /* 0x14 */ uintptr_t offset; // loadedRamAddr - vramStart
+    /* 0x18 */ const char* name;
+} KaleidoMgrOverlay; // size = 0x1C
+
+
+// z_kaleido_manager.c
+
+void KaleidoManager_LoadOvl(KaleidoMgrOverlay* ovl);
+void KaleidoManager_ClearOvl(KaleidoMgrOverlay* ovl);
+void KaleidoManager_Init(struct PlayState* play);
+void KaleidoManager_Destroy(void);
+void* KaleidoManager_GetRamAddr(void* vram);
+
+extern KaleidoMgrOverlay gKaleidoMgrOverlayTable[KALEIDO_OVL_MAX];
+extern KaleidoMgrOverlay* gKaleidoMgrCurOvl;
+
+
+// z_kaleido_scope_call.c
+
+void KaleidoScopeCall_LoadPlayer(void);
+void KaleidoScopeCall_Init(struct PlayState* play);
+void KaleidoScopeCall_Destroy(struct PlayState* play);
+void KaleidoScopeCall_Update(struct PlayState* play);
+void KaleidoScopeCall_Draw(struct PlayState* play);
+
+#endif
diff --git a/include/z64.h b/include/z64.h
index d22447676d..7c2aec722b 100644
--- a/include/z64.h
+++ b/include/z64.h
@@ -51,6 +51,7 @@
 #include "z64game.h"
 #include "z64interface.h"
 #include "z64item.h"
+#include "kaleido_manager.h"
 #include "z64keyframe.h"
 #include "z64lib.h"
 #include "z64light.h"
diff --git a/include/z64jpeg.h b/include/z64jpeg.h
index 1811403864..d3b492fe0f 100644
--- a/include/z64jpeg.h
+++ b/include/z64jpeg.h
@@ -76,24 +76,11 @@ typedef struct {
 } JpegDecoderState; // size = 0x14
 
 
-void Jpeg_ScheduleDecoderTask(JpegContext* jpegCtx);
-void Jpeg_CopyToZbuffer(u16* src, u16* zbuffer, s32 x, s32 y);
-u16 Jpeg_GetUnalignedU16(u8* ptr);
-void Jpeg_ParseMarkers(u8* ptr, JpegContext* jpegCtx);
 s32 Jpeg_Decode(void* data, void* zbuffer, void* work, u32 workSize);
 
 void JpegUtils_ProcessQuantizationTable(u8* dqt, JpegQuantizationTable* qt, u8 count);
-s32 JpegUtils_ParseHuffmanCodesLengths(u8* ptr, u8* codesLengths);
-s32 JpegUtils_GetHuffmanCodes(u8* codesLengths, u16* codes);
-s32 JpegUtils_SetHuffmanTable(u8* data, JpegHuffmanTable* ht, u16* codes);
-u32 JpegUtils_ProcessHuffmanTableImpl(u8* data, JpegHuffmanTable* ht, u8* codesLengths, u16* codes, u8 isAc);
 u32 JpegUtils_ProcessHuffmanTable(u8* dht, JpegHuffmanTable* ht, u8* codesLengths, u16* codes, u8 count);
-void JpegUtils_SetHuffmanTableOld(u8* data, JpegHuffmanTableOld* ht, u8* codesLengths, u16* codes, s16 count, u8 isAc);
-u32 JpegUtils_ProcessHuffmanTableImplOld(u8* dht, JpegHuffmanTableOld* ht, u8* codesLengths, u16* codes);
 
 s32 JpegDecoder_Decode(JpegDecoder* decoder, u16* mcuBuff, s32 count, u8 isFollowing, JpegDecoderState* state);
-s32 JpegDecoder_ProcessMcu(JpegHuffmanTable* hTable0, JpegHuffmanTable* hTable1, u16* mcu, s16* unk);
-s32 JpegDecoder_ParseNextSymbol(JpegHuffmanTable* hTable, s16* outCoeff, s8* outZeroCount);
-u16 JpegDecoder_ReadBits(u8 len);
 
 #endif
diff --git a/include/z64pause_menu.h b/include/z64pause_menu.h
index 5fa09399f9..981d050608 100644
--- a/include/z64pause_menu.h
+++ b/include/z64pause_menu.h
@@ -2,7 +2,6 @@
 #define Z64PAUSE_MENU_H
 
 #include "ultra64.h"
-#include "romfile.h"
 #include "z64math.h"
 #include "z64view.h"
 #include "unk.h"
@@ -190,22 +189,6 @@ typedef struct PauseContext {
     (((pauseCtx)->state != PAUSE_STATE_OFF) || ((pauseCtx)->debugEditor != DEBUG_EDITOR_NONE))
 
 
-typedef enum KaleidoMgrOverlayType {
-    /* 0 */ KALEIDO_OVL_KALEIDO_SCOPE,
-    /* 1 */ KALEIDO_OVL_PLAYER_ACTOR,
-    /* 2 */ KALEIDO_OVL_MAX
-} KaleidoMgrOverlayType;
-
-typedef struct KaleidoMgrOverlay {
-    /* 0x00 */ void* loadedRamAddr;
-    /* 0x04 */ RomFile file;
-    /* 0x0C */ void* vramStart;
-    /* 0x10 */ void* vramEnd;
-    /* 0x14 */ uintptr_t offset; // loadedRamAddr - vramStart
-    /* 0x18 */ const char* name;
-} KaleidoMgrOverlay; // size = 0x1C
-
-
 // z_kaleido_setup.c
 
 void func_800F4A10(struct PlayState* play);
@@ -214,27 +197,6 @@ void KaleidoSetup_Init(struct PlayState* play);
 void KaleidoSetup_Destroy(struct PlayState* play);
 
 
-// z_kaleido_manager.c
-
-void KaleidoManager_LoadOvl(KaleidoMgrOverlay* ovl);
-void KaleidoManager_ClearOvl(KaleidoMgrOverlay* ovl);
-void KaleidoManager_Init(struct PlayState* play);
-void KaleidoManager_Destroy(void);
-void* KaleidoManager_GetRamAddr(void* vram);
-
-extern KaleidoMgrOverlay gKaleidoMgrOverlayTable[KALEIDO_OVL_MAX];
-extern KaleidoMgrOverlay* gKaleidoMgrCurOvl;
-
-
-// z_kaleido_scope_call.c
-
-void KaleidoScopeCall_LoadPlayer(void);
-void KaleidoScopeCall_Init(struct PlayState* play);
-void KaleidoScopeCall_Destroy(struct PlayState* play);
-void KaleidoScopeCall_Update(struct PlayState* play);
-void KaleidoScopeCall_Draw(struct PlayState* play);
-
-
 // Item macros
 
 #define ITEM_GRID_ROWS 4
diff --git a/src/code/game.c b/src/code/game.c
index 69131cc705..fe8a9915af 100644
--- a/src/code/game.c
+++ b/src/code/game.c
@@ -11,7 +11,6 @@
 #include "libc64/malloc.h"
 
 #include "z64debug_text.h"
-#include "z64pause_menu.h"
 #include "z64rumble.h"
 #include "z64speed_meter.h"
 #include "z64vimode.h"
diff --git a/src/code/jpegdecoder.c b/src/code/jpegdecoder.c
index 01d0976414..c1ace3cdd6 100644
--- a/src/code/jpegdecoder.c
+++ b/src/code/jpegdecoder.c
@@ -2,6 +2,10 @@
 #include "stdbool.h"
 #include "macros.h"
 
+s32 JpegDecoder_ProcessMcu(JpegHuffmanTable* hTable0, JpegHuffmanTable* hTable1, u16* mcu, s16* unk);
+s32 JpegDecoder_ParseNextSymbol(JpegHuffmanTable* hTable, s16* outCoeff, s8* outZeroCount);
+u16 JpegDecoder_ReadBits(u8 len);
+
 u8* sJpegBitStreamPtr;
 u32 sJpegBitStreamByteIdx;
 u8 sJpegBitStreamBitIdx;
diff --git a/src/code/z_kaleido_manager.c b/src/code/z_kaleido_manager.c
index 5ec22b1d32..8b43b255fc 100644
--- a/src/code/z_kaleido_manager.c
+++ b/src/code/z_kaleido_manager.c
@@ -1,4 +1,4 @@
-#include "z64pause_menu.h"
+#include "kaleido_manager.h"
 
 #include "global.h"
 #include "fault.h"
diff --git a/src/code/z_kaleido_scope_call.c b/src/code/z_kaleido_scope_call.c
index dd409a4623..3a9b42c7bd 100644
--- a/src/code/z_kaleido_scope_call.c
+++ b/src/code/z_kaleido_scope_call.c
@@ -1,5 +1,5 @@
 #include "prevent_bss_reordering.h"
-#include "z64pause_menu.h"
+#include "kaleido_manager.h"
 
 #include "z64.h"
 #include "z64shrink_window.h"
diff --git a/src/code/z_player_call.c b/src/code/z_player_call.c
index 51a4a6d48f..da82e88ffb 100644
--- a/src/code/z_player_call.c
+++ b/src/code/z_player_call.c
@@ -1,5 +1,5 @@
 #include "global.h"
-#include "z64pause_menu.h"
+#include "kaleido_manager.h"
 
 #define FLAGS                                                                                          \
     (ACTOR_FLAG_TARGETABLE | ACTOR_FLAG_FRIENDLY | ACTOR_FLAG_10 | ACTOR_FLAG_20 | ACTOR_FLAG_200000 | \