diff --git a/asm/pokenav_unk_8.s b/asm/pokenav_unk_8.s
index 6fcf21374..daed819f4 100644
--- a/asm/pokenav_unk_8.s
+++ b/asm/pokenav_unk_8.s
@@ -5,275 +5,6 @@
 
 @ File centered around AllocSubstruct(7)
 
-
-
-	thumb_func_start sub_81CF0D0
-sub_81CF0D0: @ 81CF0D0
-	push {lr}
-	movs r0, 0x7
-	bl GetSubstructPtr
-	ldr r0, [r0, 0x20]
-	adds r0, 0x4
-	pop {r1}
-	bx r1
-	thumb_func_end sub_81CF0D0
-
-	thumb_func_start sub_81CF0E0
-sub_81CF0E0: @ 81CF0E0
-	push {lr}
-	movs r0, 0x7
-	bl GetSubstructPtr
-	ldr r0, [r0, 0x20]
-	ldrh r0, [r0]
-	pop {r1}
-	bx r1
-	thumb_func_end sub_81CF0E0
-
-	thumb_func_start sub_81CF0F0
-sub_81CF0F0: @ 81CF0F0
-	push {r4,lr}
-	movs r0, 0x7
-	bl GetSubstructPtr
-	adds r4, r0, 0
-	bl GetSelectedMatchCall
-	ldr r1, [r4, 0x20]
-	lsls r0, 2
-	adds r1, r0
-	ldrh r0, [r1, 0x6]
-	pop {r4}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_81CF0F0
-
-	thumb_func_start sub_81CF10C
-sub_81CF10C: @ 81CF10C
-	push {lr}
-	movs r0, 0x7
-	bl GetSubstructPtr
-	ldr r0, [r0, 0x20]
-	ldrh r0, [r0, 0x2]
-	pop {r1}
-	bx r1
-	thumb_func_end sub_81CF10C
-
-	thumb_func_start sub_81CF11C
-sub_81CF11C: @ 81CF11C
-	push {lr}
-	ldr r2, =gUnknown_086233B4
-	lsls r1, r0, 2
-	adds r1, r2
-	ldr r1, [r1]
-	bl _call_via_r1
-	pop {r1}
-	bx r1
-	.pool
-	thumb_func_end sub_81CF11C
-
-	thumb_func_start sub_81CF134
-sub_81CF134: @ 81CF134
-	push {r4-r6,lr}
-	sub sp, 0x4
-	movs r0, 0x7
-	bl GetSubstructPtr
-	adds r6, r0, 0
-	ldr r0, [r6, 0x20]
-	movs r1, 0
-	strh r1, [r0]
-	ldr r0, [r6, 0x20]
-	strh r1, [r0, 0x2]
-	ldr r1, =0xffffff00
-	ldr r0, [sp]
-	ands r0, r1
-	movs r1, 0xE
-	orrs r0, r1
-	str r0, [sp]
-	movs r5, 0
-_081CF158:
-	movs r0, 0x64
-	adds r1, r5, 0
-	muls r1, r0
-	ldr r0, =gPlayerParty
-	adds r4, r1, r0
-	adds r0, r4, 0
-	movs r1, 0x5
-	bl GetMonData
-	cmp r0, 0
-	beq _081CF1AA
-	adds r0, r4, 0
-	movs r1, 0x6
-	bl GetMonData
-	cmp r0, 0
-	bne _081CF1A4
-	lsls r1, r5, 24
-	lsrs r1, 16
-	ldr r2, =0xffff00ff
-	ldr r0, [sp]
-	ands r0, r2
-	orrs r0, r1
-	str r0, [sp]
-	ldr r1, [r6, 0x14]
-	adds r0, r4, 0
-	bl GetMonData
-	lsls r0, 16
-	ldr r2, =0x0000ffff
-	ldr r1, [sp]
-	ands r1, r2
-	orrs r1, r0
-	str r1, [sp]
-	adds r0, r6, 0
-	mov r1, sp
-	bl sub_81CF2C4
-_081CF1A4:
-	adds r5, 0x1
-	cmp r5, 0x5
-	ble _081CF158
-_081CF1AA:
-	movs r0, 0x1
-	add sp, 0x4
-	pop {r4-r6}
-	pop {r1}
-	bx r1
-	.pool
-	thumb_func_end sub_81CF134
-
-	thumb_func_start sub_81CF1C4
-sub_81CF1C4: @ 81CF1C4
-	push {lr}
-	movs r0, 0x7
-	bl GetSubstructPtr
-	movs r1, 0
-	str r1, [r0, 0x10]
-	str r1, [r0, 0xC]
-	movs r0, 0x1
-	pop {r1}
-	bx r1
-	thumb_func_end sub_81CF1C4
-
-	thumb_func_start sub_81CF1D8
-sub_81CF1D8: @ 81CF1D8
-	push {r4-r7,lr}
-	mov r7, r8
-	push {r7}
-	sub sp, 0x4
-	movs r0, 0x7
-	bl GetSubstructPtr
-	adds r6, r0, 0
-	ldr r5, [r6, 0xC]
-	ldr r4, [r6, 0x10]
-	movs r0, 0
-	mov r8, r0
-	cmp r5, 0xD
-	bgt _081CF268
-_081CF1F4:
-	cmp r4, 0x1D
-	bgt _081CF260
-	lsls r0, r5, 24
-	lsrs r7, r0, 24
-_081CF1FC:
-	adds r0, r5, 0
-	adds r1, r4, 0
-	bl CheckBoxMonSanityAt
-	cmp r0, 0
-	beq _081CF23A
-	ldr r1, =0xffffff00
-	ldr r0, [sp]
-	ands r0, r1
-	orrs r0, r7
-	lsls r1, r4, 24
-	lsrs r1, 24
-	lsls r3, r1, 8
-	ldr r2, =0xffff00ff
-	ands r0, r2
-	orrs r0, r3
-	str r0, [sp]
-	ldr r2, [r6, 0x14]
-	adds r0, r7, 0
-	bl GetBoxMonDataAt
-	lsls r0, 16
-	ldr r2, =0x0000ffff
-	ldr r1, [sp]
-	ands r1, r2
-	orrs r1, r0
-	str r1, [sp]
-	adds r0, r6, 0
-	mov r1, sp
-	bl sub_81CF2C4
-_081CF23A:
-	movs r0, 0x1
-	add r8, r0
-	adds r4, 0x1
-	mov r0, r8
-	cmp r0, 0xE
-	ble _081CF25C
-	str r5, [r6, 0xC]
-	str r4, [r6, 0x10]
-	movs r0, 0x3
-	b _081CF26A
-	.pool
-_081CF25C:
-	cmp r4, 0x1D
-	ble _081CF1FC
-_081CF260:
-	movs r4, 0
-	adds r5, 0x1
-	cmp r5, 0xD
-	ble _081CF1F4
-_081CF268:
-	movs r0, 0x1
-_081CF26A:
-	add sp, 0x4
-	pop {r3}
-	mov r8, r3
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_81CF1D8
-
-	thumb_func_start sub_81CF278
-sub_81CF278: @ 81CF278
-	push {r4-r6,lr}
-	movs r0, 0x7
-	bl GetSubstructPtr
-	adds r5, r0, 0
-	ldr r0, [r5, 0x20]
-	ldrh r6, [r0]
-	ldrh r4, [r0, 0x6]
-	movs r1, 0x1
-	strh r1, [r0, 0x6]
-	movs r3, 0x1
-	cmp r3, r6
-	bge _081CF2B8
-_081CF292:
-	ldr r2, [r5, 0x20]
-	lsls r0, r3, 2
-	adds r1, r2, r0
-	ldrh r0, [r1, 0x6]
-	cmp r0, r4
-	bne _081CF2AC
-	subs r0, r3, 0x1
-	lsls r0, 2
-	adds r0, r2, r0
-	ldrh r0, [r0, 0x6]
-	strh r0, [r1, 0x6]
-	adds r0, r3, 0x1
-	b _081CF2B2
-_081CF2AC:
-	adds r4, r0, 0
-	adds r0, r3, 0x1
-	strh r0, [r1, 0x6]
-_081CF2B2:
-	adds r3, r0, 0
-	cmp r3, r6
-	blt _081CF292
-_081CF2B8:
-	movs r0, 0x1
-	str r0, [r5, 0x18]
-	movs r0, 0x4
-	pop {r4-r6}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_81CF278
-
 	thumb_func_start sub_81CF2C4
 sub_81CF2C4: @ 81CF2C4
 	push {r4-r7,lr}
diff --git a/include/pokenav.h b/include/pokenav.h
index 31cb5cb17..276fe7262 100644
--- a/include/pokenav.h
+++ b/include/pokenav.h
@@ -7,16 +7,18 @@
 
 typedef u32 (*LoopedTask)(s32 state);
 
+struct PokenavMonList
+{
+    u8 boxId;
+    u8 monId;
+    u16 unk6;
+};
+
 struct PokenavSub18
 {
     u16 unk0;
     u16 unk2;
-    struct PokenavMonList
-    {
-        u8 boxId;
-        u8 monId;
-        u16 unk6;
-    } unk4[TOTAL_BOXES_COUNT * IN_BOX_COUNT + PARTY_SIZE];
+    struct PokenavMonList unk4[TOTAL_BOXES_COUNT * IN_BOX_COUNT + PARTY_SIZE];
 };
 
 // Return values of LoopedTask functions.
diff --git a/src/pokenav_unk_8.c b/src/pokenav_unk_8.c
index bcafc14d0..1a9b2fe1a 100644
--- a/src/pokenav_unk_8.c
+++ b/src/pokenav_unk_8.c
@@ -3,20 +3,39 @@
 #include "bg.h"
 #include "window.h"
 
-u32 sub_81CF134(void);
-u32 sub_81CF1C4(void);
-u32 sub_81CF1D8(void);
-u32 sub_81CF278(void);
-u32 sub_81CF578(s32);
-u32 sub_81CF5F0(s32);
-u32 sub_81CF668(s32);
-u32 sub_81CF6E0(s32);
-u32 sub_81CF758(s32);
-u32 sub_81CF798(s32);
+struct PokenavSub7
+{
+    u32 (*unk0)(struct PokenavSub7 *);
+    u32 loopedTaskId;
+    u8 fill1[4];
+    s32 unkC;
+    s32 unk10;
+    u32 unk14;
+    u32 unk18;
+    u32 unk1C;
+    struct PokenavSub18 *unkPtr;
+};
+
+u32 sub_81CF010(struct PokenavSub7 *structPtr);
+u32 sub_81CF030(struct PokenavSub7 *structPtr);
+u32 sub_81CF0B8(struct PokenavSub7 *structPtr);
+u32 sub_81CF0B0(struct PokenavSub7 *structPtr);
+u32 sub_81CF11C(s32 state);
+u32 sub_81CF134(s32 state);
+u32 sub_81CF1C4(s32 state);
+u32 sub_81CF1D8(s32 state);
+u32 sub_81CF278(s32 state);
+u32 sub_81CF578(s32 state);
+u32 sub_81CF5F0(s32 state);
+u32 sub_81CF668(s32 state);
+u32 sub_81CF6E0(s32 state);
+u32 sub_81CF758(s32 state);
+u32 sub_81CF798(s32 state);
+void sub_81CF2C4(struct PokenavSub7 *structPtr, struct PokenavMonList *item);
 
 const u32 gUnknown_086233A0[] = {0x16, 0x17, 0x18, 0x21, 0x2F};
 
-u32 (*const gUnknown_086233B4[])(void) = 
+const LoopedTask gUnknown_086233B4[] =
 {
     sub_81CF134,
     sub_81CF1C4,
@@ -77,23 +96,6 @@ const u8 gUnknown_086235BC[] = _("{COLOR_HIGHLIGHT_SHADOW}{LIGHT_RED}{WHITE}{GRE
 const u8 gUnknown_086235C8[] = _("{COLOR_HIGHLIGHT_SHADOW}{LIGHT_GREEN}{WHITE}{BLUE}♀{COLOR_HIGHLIGHT_SHADOW}{DARK_GREY}{WHITE}{LIGHT_GREY}");
 const u8 gUnknown_086235D4[] = _("{UNK_SPACER}");
 
-struct PokenavSub7
-{
-    u32 (*unk0)(struct PokenavSub7 *);
-    u32 loopedTaskId;
-    u8 fill1[12];
-    u32 unk14;
-    u32 unk18;
-    u32 unk1C;
-    struct PokenavSub18 *unkPtr;
-};
-
-u32 sub_81CF010(struct PokenavSub7 *structPtr);
-u32 sub_81CF030(struct PokenavSub7 *structPtr);
-u32 sub_81CF0B8(struct PokenavSub7 *structPtr);
-u32 sub_81CF0B0(struct PokenavSub7 *structPtr);
-u32 sub_81CF11C(s32 state);
-
 bool32 sub_81CEF3C(void)
 {
     struct PokenavSub7 *structPtr = AllocSubstruct(7, sizeof(struct PokenavSub7));
@@ -187,3 +189,124 @@ u32 sub_81CF0C0(void)
     struct PokenavSub7 *structPtr = GetSubstructPtr(7);
     return structPtr->unk18;
 }
+
+struct PokenavMonList * sub_81CF0D0(void)
+{
+    struct PokenavSub7 * ptr = (struct PokenavSub7 *)GetSubstructPtr(7);
+    return ptr->unkPtr->unk4;
+}
+
+u16 sub_81CF0E0(void)
+{
+    struct PokenavSub7 * ptr = (struct PokenavSub7 *)GetSubstructPtr(7);
+    return ptr->unkPtr->unk0;
+}
+
+u16 sub_81CF0F0(void)
+{
+    struct PokenavSub7 * ptr = (struct PokenavSub7 *)GetSubstructPtr(7);
+    s32 i = GetSelectedMatchCall();
+    return ptr->unkPtr->unk4[i].unk6;
+}
+
+u16 sub_81CF10C(void)
+{
+    struct PokenavSub7 * ptr = (struct PokenavSub7 *)GetSubstructPtr(7);
+    return ptr->unkPtr->unk2;
+}
+
+u32 sub_81CF11C(s32 state)
+{
+    return gUnknown_086233B4[state](state);
+}
+
+u32 sub_81CF134(s32 state)
+{
+    s32 i;
+    struct PokenavMonList item;
+    struct PokenavSub7 * ptr = (struct PokenavSub7 *)GetSubstructPtr(7);
+
+    ptr->unkPtr->unk0 = 0;
+    ptr->unkPtr->unk2 = 0;
+    item.boxId = 14;
+    for (i = 0; i < PARTY_SIZE; i++)
+    {
+        struct Pokemon * pokemon = &gPlayerParty[i];
+        if (!GetMonData(pokemon, MON_DATA_SANITY_HAS_SPECIES))
+            return LT_INC_AND_CONTINUE;
+        if (!GetMonData(pokemon, MON_DATA_SANITY_IS_EGG))
+        {
+            item.monId = i;
+            item.unk6 = GetMonData(pokemon, ptr->unk14);
+            sub_81CF2C4(ptr, &item);
+        }
+    }
+
+    return LT_INC_AND_CONTINUE;
+}
+
+u32 sub_81CF1C4(s32 state)
+{
+    struct PokenavSub7 * ptr = (struct PokenavSub7 *)GetSubstructPtr(7);
+    ptr->unk10 = 0;
+    ptr->unkC = 0;
+    return LT_INC_AND_CONTINUE;
+}
+
+u32 sub_81CF1D8(s32 state)
+{
+    struct PokenavSub7 * ptr = (struct PokenavSub7 *)GetSubstructPtr(7);
+    s32 boxId = ptr->unkC;
+    s32 monId = ptr->unk10;
+    s32 boxCount = 0;
+    struct PokenavMonList item;
+
+    while (boxId < TOTAL_BOXES_COUNT)
+    {
+        while (monId < IN_BOX_COUNT)
+        {
+            if (CheckBoxMonSanityAt(boxId, monId))
+            {
+                item.boxId = boxId;
+                item.monId = monId;
+                item.unk6 = GetBoxMonDataAt(boxId, monId, ptr->unk14);
+                sub_81CF2C4(ptr, &item);
+            }
+            boxCount++;
+            monId++;
+            if (boxCount > 14)
+            {
+                ptr->unkC = boxId;
+                ptr->unk10 = monId;
+                return LT_CONTINUE;
+            }
+        }
+        monId = 0;
+        boxId++;
+    }
+
+    return LT_INC_AND_CONTINUE;
+}
+
+u32 sub_81CF278(s32 state)
+{
+    struct PokenavSub7 * ptr = (struct PokenavSub7 *)GetSubstructPtr(7);
+    s32 r6 = ptr->unkPtr->unk0;
+    s32 r4 = ptr->unkPtr->unk4[0].unk6;
+    s32 i;
+    ptr->unkPtr->unk4[0].unk6 = 1;
+    for (i = 1; i < r6; i++)
+    {
+        if (ptr->unkPtr->unk4[i].unk6 == r4)
+        {
+            ptr->unkPtr->unk4[i].unk6 = ptr->unkPtr->unk4[i - 1].unk6;
+        }
+        else
+        {
+            r4 = ptr->unkPtr->unk4[i].unk6;
+            ptr->unkPtr->unk4[i].unk6 = i + 1;
+        }
+    }
+    ptr->unk18 = 1;
+    return LT_FINISH;
+}