(C67) [Kawarajima Kojinshi Kai (Kawarajima Kou)] Monochrome Liners (C67) [かわらじま個人誌会 (かわらじま晃)] モノクローム・ライナーズ

(C67) [Kawarajima Kojinshi Kai (Kawarajima Kou)] Monochrome Liners (original)

[HenReiKai] Amorio Beta

[Henreikai (Kawarajima Koh)] Restrict Edition 2008 (Various) [Digital]

[Kai Hiroyuki] Yokubou Mansai [Chinese]

[Kou Kawarajima] Lemming Rhapsody 2

[Tomohiro Kai] Yoi Zakari (COMIC Kairakuten Beast 2016-09) [English]

[Fujisaki Kou] From 701 Goushitsu [English]

(C49) [Henrei-kai (Various)] Hen Rei Kai Special Vol. 9 (Various)

(C90) [Henreikai (Kawarajima Koh)] Re:Lie (Various)

[Honeycomb Koubou (Honeycomb Kouzou)] Ousai 3 (Seitokai Yakuindomo) [English] {Hennojin}