Rozen Maiden - Ao Boshi no Akueriasu
[RYU-SEKI-DO] Spoil (Utawarerumono)
[RYU-SEKI-DO] CompleX Pack (Comic Party) (White Album)
[Fireball Products] Seki Sensei No Kagai Jisshuu Ver1.5
[Fireball Products] Seki Sensei No Kagai Jisshuu
[Harukuma'94] Aru Kinen ni Seki suru Monogatari
[RYU-SEKI-DO] Cut Glass (Hosi no Koa)
[ALFA300] AlfA 3mg (Super Robot Wars)
(C76)[ALFA300] ALFA 9mg (THE iDOLM@STER)
[RYU-SEKI-DO (Nagare Hyo-go)] Twin Heart PREMIUM 64 STORYS (ToHeart)
[RYU-SEKI-DO] Gekka Shoujo 3 (Tsukihime)
[RYU-SEKI-DO] Nigredo Luna (Tsukihime)
[Shimoyakedou (Various)] SEKI-SHI (Tsukihime) [English]
[RYU-SEKI-DO] Gekka Shoujo 2 (Tsukihime)