(C84) [Hyoco Road (Hyocorou)] Zettai Imouto Ryouiki 2 (Ore no Imouto ga Konna ni Kawaii Wake ga nai)
(C58) [Futamura Futon Ten (Various)] Yuuchi Keikaku ex.+ (Esper Mami, Chinpui, T.P Bon) [2000/08/13]
(C79) [Nama Cream Biyori (Nanase Meruchi)] Imouto Koi (Ore no Imouto ga Konna ni Kawaii Wake ga nai)