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

(COMIC1☆13) [Maruarai (Arai Kazuki)] Cam (Yuru Camp)

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

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

(C94) [Maruarai (Arai Kazuki)] Shiri to Souji to Unajuu to (Bokutachi wa Benkyou ga Dekinai)

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

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

[Arai Kei] Hougan Kanojo Zenpen | Shot-put Girlfriend Part One (COMIC HOTMiLK 2016-09) [English] [Satoru] [Digital]

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

(C69) [Maruarai (Arai Kazuki)] PARA PARA 3 MARUARAI OFFICIAL ART COLLECTION (PARA PARA 3)