diff --git a/asm/main_0200EB30.s b/asm/main_0200EB30.s
index 5fd82333..40738a1f 100644
--- a/asm/main_0200EB30.s
+++ b/asm/main_0200EB30.s
@@ -3,34 +3,6 @@
 
 	.text
 
-; https://decomp.me/scratch/juWhM
-	arm_func_start IsItemInTimeDarkness
-IsItemInTimeDarkness: ; 0x0200EB30
-	ldr r1, _0200EB54 ; =ITEM_DATA_TABLE_PTRS
-#ifdef EUROPE
-	ldr r1, [r1]
-#else
-	ldr r1, [r1, #4]
-#endif
-	add r0, r1, r0, lsl #4
-	ldrb r0, [r0, #0xe]
-	tst r0, #2
-	movne r0, #1
-	moveq r0, #0
-	and r0, r0, #0xff
-	bx lr
-	.align 2, 0
-_0200EB54: .word ITEM_DATA_TABLE_PTRS
-	arm_func_end IsItemInTimeDarkness
-
-	arm_func_start IsItemValidVeneer
-IsItemValidVeneer: ; 0x0200EB58
-	ldr ip, _0200EB60 ; =IsItemValid
-	bx ip
-	.align 2, 0
-_0200EB60: .word IsItemValid
-	arm_func_end IsItemValidVeneer
-
 	arm_func_start sub_0200EB64
 sub_0200EB64: ; 0x0200EB64
 	ldr r1, _0200EB88 ; =ITEM_DATA_TABLE_PTRS
diff --git a/include/item.h b/include/item.h
index 6cb4bb51..ff6d0fb5 100644
--- a/include/item.h
+++ b/include/item.h
@@ -1452,6 +1452,7 @@ enum item_target_flag {
 
 enum item_data_flag {
     ITEM_DATA_FLAG_VALID = 1 << 0,
+    ITEM_DATA_IN_TIME_DARKNESS = 1 << 1,
     ITEM_DATA_FLAG_THROWABLE_AT_ENEMY = 1 << 5,
     ITEM_DATA_FLAG_THROWABLE_AT_ALLY = 1 << 6,
     ITEM_DATA_FLAG_CONSUMABLE = 1 << 7,
diff --git a/include/item_util_1.h b/include/item_util_1.h
index 0b2940a6..63190a40 100644
--- a/include/item_util_1.h
+++ b/include/item_util_1.h
@@ -40,4 +40,8 @@ s16 GetItemMoveId(s16 item_id);
 // return: bool
 bool8 TestItemAiFlag(s16 item_id, s32 flag);
 
+bool8 IsItemInTimeDarkness(s16 item_id);
+bool8 IsItemValidVeneer(s16 item_id);
+
+
 #endif //PMDSKY_ITEM_UTIL_1_H
diff --git a/src/item_util_1.c b/src/item_util_1.c
index f709d826..2792f322 100644
--- a/src/item_util_1.c
+++ b/src/item_util_1.c
@@ -217,3 +217,16 @@ bool8 TestItemAiFlag(s16 item_id, s32 flag)
         return TRUE;
     return FALSE;
 }
+
+bool8 IsItemInTimeDarkness(s16 item_id)
+{
+    if ((ITEM_DATA_TABLE_PTRS.data[item_id].flags & ITEM_DATA_IN_TIME_DARKNESS)) {
+        return TRUE;
+    }
+    else return FALSE;
+}
+
+bool8 IsItemValidVeneer(s16 item_id)
+{
+    return IsItemValid(item_id);
+}