One of Namco's few attempts at a Tetris-style puzzle game, with some charming aquatic life mixed in.
Unused Graphics#
A graphic of Kero Kero Keroppi's head, which seems to be connected to the developer "S. Nimura" (or "二村かえる", Nimura Kaeru). The same graphic also appears in Tinkle Pit; though unlike that game, there do not seem to be any high score secrets to accompany it.
Regional Differenes#
The World version of the game runs on the NA-2 hardware with C70 MCU, while the Japanese versions run on the C69 MCU-based NA-1.2