Hoshi no Kirby 64 / 星のカービィ６４, AKA Kirby 64: The Crystal Shards (Nintendo 64 - 2000)
Package design (Source: credited in the manual of the Japanese version)
Mario Artist: Talent Studio / マリオアーティスト タレントスタジオ (64DD - 2000)
Designer (Source: in-game credits)
Mario Tennis 64 / マリオテニス６４, AKA Mario Tennis (Nintendo 64 - 2000)
CG Design Support (Source: in-game credits)
Pocket Monsters Stadium Kin Gin / ポケモンスタジアム金銀, AKA Pokémon Stadium 2 (Nintendo 64 - 2000)
Artwork (Source: in-game credits)
Wave Race: Blue Storm / ウェーブレース ブルーストーム (GameCube - 2001)
Logo Design (Source: in-game credits)