- Original title
- Block Hole
- Title translations
- 사각의 비밀 (Korean)
- Also known as
- Sagak-ui Bimil
- Developed by
-
Zemina
- Year
- 1990
- System
- Published by
- Zemina
- Media type
-
- Product code
- 0226
Covers
Compilations
Released on the following compilations:- Multicart 31 in 1 Vol. IV