[Arai Kei] Hougan Kanojo Zenpen | Shot-put Girlfriend Part One (COMIC HOTMiLK 2016-09) [English] [Satoru] [Digital] Hentai [荒井啓] 砲丸彼女 前編 (コミックホットミルク 2016年9月号) [英訳] [DL版]

[Arai Kei] Hougan Kanojo Chuuhen | Shot-put Girlfriend Part Two (COMIC HOTMiLK 2017-06) [English] [Satoru] [Digital]

(C57) [MARUARAI (Arai Kazuki)] Yaru Dora (Di Gi Charat, Love Hina)

[Arai Kei] Hougan Kanojo Kouhen | Shot-put Girlfriend Final Part (COMIC HOTMiLK 2018-09) [English] [Satoru] [Digital]

[Global One (MARO)] Sadistic 5 (Cutey Honey, Devilman, Sailor Moon), [Global One (MARO)] Sadistic (Dirty Pair, Fushigi no Umi no Nadia, Sailor Moon), [Studio Ikkatsumajin] .ribbon (Hime-chan's Ribbon)

(C58) [MARUARAI (Arai Kazuki)] Love Hinappoi Hitobito (Love Hina)

[Maruarai (Arai Kazuki)] nYAN-DERE 2 (Nyan Koi!)

(C58) [MARUARAI (Arai Kazuki)] Love Hinappoi Hitobito (Love Hina) [English] [EHCOVE]

(CR29) [Maruarai (Arai Kazuki)] E-RO² III (Sakura Taisen 3, Comic Party, Hanaukyo Maid Tai)

[Arai Kei] Hougan Kanojo Kouhen | Shot-put Girlfriend Final Part (COMIC HOTMiLK 2018-09) [English] [Satoru] [Digital]

(CR26) [MARUARAI (Arai Kazuki)] Ariari (Love Hina)