[Koishikawa Renzu] Tsundere joshi Riko-sama OL nikki
COMIC Purumelo 2009-08 Vol.32 [Digital]
[Koishikawa Renzu] Uwasa no Seikan Esthe | 傳說的性感SPA [Chinese]
[Koishikawa Renzu] Onee-san no Nikutsubo
COMIC Purumelo 2011-09 [Digital]
(C75) [Mashou Zoku (Koishikawa Renzu)] Hinnyuu Loli-ism
COMIC Purumelo 2008-02 Vol.14
[Koishikawa Renzu, Aka Hige] Dorodoro massāji onsen ~ onegai… Iku made yamenaide!~ [Full Color] (ch.7/8) (Uncompleted)
[Raspberry Gecko (Koisikawa Renzu)] School Mizu Riko no Shota Ijiri [Digital]
COMIC Purumelo 2011-04 [Digital]
