(C90) [Kasuga 1-chome (Kasugai)] MGMNYNYN (Kono Subarashii Sekai ni Syukufuku o!)
(C93) [J.O.C★e.go!! (Kasuga Souichi)] Kawaigatte, Kawaigararete (THE IDOLM@STER)
(C86) [J.O.C★e.go!! (Kasuga Souichi)] 2nd bell (THE IDOLM@STER) [English] [mikazki]
(SC52) [Draw Go (Souichi)] BAKKONM@STER (Pokémon, THE iDOLM@STER) [English] [HMedia]
[Kasuga Kikaku (Terujirou)] Shinnyuu Shain wa Dare no Mono? | Who Gets the New Hire? [English] [Digital]
(SC52) [Draw Go (Souichi)] BakkonMaster (Pokémon, THE iDOLM@STER) [English] {doujin-moe.us}
(C82) [J.O.C★e.go!! (Kasuga Souichi)] Sekaijuu no Hana o Motte Kimi ni Aisareni Kitanda (THE IDOLM@STER)
(C77) [Bronco Hitoritabi (Souichi, Uchi-Uchi Keyaki)] Subarashii Sekai (THE IDOLM@STER)
(SC52) [Draw Go (Souichi)] BakkonMaster (Pokémon, THE iDOLM@STER)
(C86) [J.O.C e.go!! (Kasuga Souichi)] 2nd bell (THE IDOLM@STER)