diff --git a/include/pokedex.h b/include/pokedex.h
index a1b7378bf..532c823ee 100644
--- a/include/pokedex.h
+++ b/include/pokedex.h
@@ -4,6 +4,7 @@
 extern u8 gUnusedPokedexU8;
 extern void (*gUnknown_030060B4)(void);
 
+#define KANTO_DEX_COUNT 151
 #define HOENN_DEX_COUNT 202
 #define NATIONAL_DEX_COUNT 386
 
@@ -43,7 +44,7 @@ s8 GetSetPokedexFlag(u16 nationalNum, u8 caseId);
 u16 CreateMonSpriteFromNationalDexNumber(u16, s16, s16, u16);
 bool16 HasAllHoennMons(void);
 void ResetPokedexScrollPositions(void);
-u16 sub_80C0944(void);
+bool16 HasAllMons(void);
 void CB2_Pokedex(void);
 
 #endif // GUARD_POKEDEX_H
diff --git a/src/diploma.c b/src/diploma.c
index 92c7df703..8e0901fa8 100644
--- a/src/diploma.c
+++ b/src/diploma.c
@@ -127,7 +127,7 @@ static void Task_DiplomaFadeOut(u8 taskId)
 
 static void DisplayDiplomaText(void)
 {
-    if (sub_80C0944())
+    if (HasAllMons())
     {
         SetGpuReg(REG_OFFSET_BG1HOFS, DISPCNT_BG0_ON);
         StringCopy(gStringVar1, gText_DexNational);
diff --git a/src/pokedex.c b/src/pokedex.c
index 0e532ed92..c1787ef6a 100644
--- a/src/pokedex.c
+++ b/src/pokedex.c
@@ -4249,12 +4249,12 @@ u16 GetPokedexHeightWeight(u16 dexNum, u8 data)
 {
     switch (data)
     {
-        case 0:  // height
-            return gPokedexEntries[dexNum].height;
-        case 1:  // weight
-            return gPokedexEntries[dexNum].weight;
-        default:
-            return 1;
+    case 0:  // height
+        return gPokedexEntries[dexNum].height;
+    case 1:  // weight
+        return gPokedexEntries[dexNum].weight;
+    default:
+        return 1;
     }
 }
 
@@ -4360,23 +4360,23 @@ u16 GetHoennPokedexCount(u8 caseID)
     return count;
 }
 
-u16 sub_80C089C(u8 caseID)
+u16 GetKantoPokedexCount(u8 caseID)
 {
     u16 count = 0;
     u16 i;
 
-    for (i = 0; i < 151; i++)
+    for (i = 0; i < KANTO_DEX_COUNT; i++)
     {
         switch (caseID)
         {
-            case FLAG_GET_SEEN:
-                if (GetSetPokedexFlag(i + 1, FLAG_GET_SEEN))
-                    count++;
-                break;
-            case FLAG_GET_CAUGHT:
-                if (GetSetPokedexFlag(i + 1, FLAG_GET_CAUGHT))
-                    count++;
-                break;
+        case FLAG_GET_SEEN:
+            if (GetSetPokedexFlag(i + 1, FLAG_GET_SEEN))
+                count++;
+            break;
+        case FLAG_GET_CAUGHT:
+            if (GetSetPokedexFlag(i + 1, FLAG_GET_CAUGHT))
+                count++;
+            break;
         }
     }
     return count;
@@ -4386,7 +4386,7 @@ bool16 HasAllHoennMons(void)
 {
     u16 i;
 
-    for (i = 0; i < 200; i++)
+    for (i = 0; i < HOENN_DEX_COUNT - 2; i++)
     {
         if (!GetSetPokedexFlag(HoennToNationalOrder(i + 1), FLAG_GET_CAUGHT))
             return FALSE;
@@ -4394,11 +4394,11 @@ bool16 HasAllHoennMons(void)
     return TRUE;
 }
 
-bool8 sub_80C0918(void)
+bool8 HasAllKantoMons(void)
 {
     u16 i;
 
-    for (i = 0; i < 150; i++)
+    for (i = 0; i < KANTO_DEX_COUNT - 1; i++)
     {
         if (!GetSetPokedexFlag(i + 1, FLAG_GET_CAUGHT))
             return FALSE;
@@ -4406,26 +4406,26 @@ bool8 sub_80C0918(void)
     return TRUE;
 }
 
-u16 sub_80C0944(void)
+bool16 HasAllMons(void)
 {
     u16 i;
 
-    for (i = 0; i < 150; i++)
+    for (i = 0; i < NATIONAL_DEX_MEWTWO; i++)
     {
         if (!GetSetPokedexFlag(i + 1, FLAG_GET_CAUGHT))
-            return 0;
+            return FALSE;
     }
-    for (i = 151; i < 248; i++)
+    for (i = NATIONAL_DEX_MEW; i < NATIONAL_DEX_TYRANITAR; i++)
     {
         if (!GetSetPokedexFlag(i + 1, FLAG_GET_CAUGHT))
-            return 0;
+            return FALSE;
     }
-    for (i = 251; i < 384; i++)
+    for (i = NATIONAL_DEX_CELEBI; i < NATIONAL_DEX_RAYQUAZA; i++)
     {
         if (!GetSetPokedexFlag(i + 1, FLAG_GET_CAUGHT))
-            return 0;
+            return FALSE;
     }
-    return 1;
+    return TRUE;
 }
 
 void sub_80C09B0(u16 a)