(C91) [J.O.C e.go!! (Kasuga Souichi)] Timeless (Granblue Fantasy)
(Hyousou Strast 2) [J.O.C★e.go!! (Kasuga Souichi)] Koibito no Sainou | A Lover's Gift (Yuri!!! on ICE) [English] [TyroLuuki]
(C82) [J.O.C★e.go!! (Kasuga Souichi)] Sekaijuu no Hana o Motte Kimi ni Aisareni Kitanda (THE IDOLM@STER)
COMIC HOTMiLK 2010-08
[Kasuga Souichi] Shinchousa noaru Kanojo (COMIC HOTMiLK 2012-08) [English] [Noraneko]
COMIC Anthurium 2017-01 [Digital]
(C79) [J.O.C★e.go!! (Kasuga Souichi)] Koi no Katachi (Amagami)
COMIC Anthurium 2019-02 [Digital]
Akai Ito ga Tsunagaru Anata to KISS ga Shitai.
The Center of My World
TORANOANA Girls Collection 2014 WINTER TYPE-X
Timeless
(C95) [Setsunateki 17 (Kasuga)] Tokubetsu na Daisuki. (THE iDOLM@STER: Shiny Colors)
[Kasuga Souichi] Kimiro Princess | Kimiiro purinsesu (Comic Anthurium 2018-02) [English] [Akko] [Digital]
POISON PEACH
MIRACLE STARTER
Shinchousa no Aru Kanojo
Venus Mansion Episode 6
Taikibansei Prince | Late-Blooming Prince
COMIC Anthurium 2019-08
Mirai Chirari =White Symphony=