Gussun Oyoyo S [Japan Import] (Sega Saturn)

Gussun Oyoyo-S (ぐっすんおよよ・Ｓ) is a puzzle-platform game released for the Sega Saturn. It is an updated port of Irem's Gussun Oyoyo, known in the west as Risky Challenge. It was originally known simply as Gussun Oyoyo.