[Hagane Koubou (Haganemaru Kennosuke)] Mega x Opa (OS-tan)
(C67) [waterwheel (Shirota Dai)] Hesitates Operating System (OS-tan)
[Heston World (Kawara Shuukei)] Can't Stop! Debuggin'! (OS-tan)
(Futaba☆Bunkasai 2) [Jenoa Cake (TakayaKi)] Tadashii? OS no Atsukaikata 1 (OS-tan) [2nd Edition 2005-05-31]
[Deja vu Artworks] Kyouyuu Foru DA! SE (OS tan)
(Noiji Maniacs 2) [Sarurururu (Doru Riheko)] 1998 (OS-tan)
(C67) [Water Wheel (Shirota Dai)] Hesitates Operating System (OS-tan) [English] [SaHa]
(C70) [real (As-Special)] Must 3 (OS-tan)
(C70) [SAOTOME-Laboratory (Saotome Mondonosuke)] Sasekko OS SP2/UPG (OS-tan) [English] {Brolen}
(C66) [Hinemosuan (Hinemosu Notari)] She Came in Through The Windows (OS-tan)
