[Kitani Sai] Houkago, Kyoushitsu de.
(C69) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 2 -Bloomer Scatology-
(C66) [Cool Brain (Kitani Sai)] Angel Pain 13 (Futari wa Precure)
[Kitani Sai] Himitsu Jugyou
(C72) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 4 -Ojou-sama Scatolog- (Original) [English]
[Cool Brain (Kitani Sai)] Scatolo Monkeys / SukaMon Vol.5 - Haisetsu Gentei.
(C71) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 3 -LoveLove Scatology-
(C70) [Cool Brain (Kitani Sai)] Angel Pain 16: Chain Princess (Final Fantasy XII)
(C65) [Cool Brain (Kitani Sai)] Angel Pain 12 (Gundam SEED) [Digital]
(C59) [Cool Brain (Kitani Sai)] Angel Pain 5 (Love Hina) [English] [HoshiManga]
(C73) [Cool Brain (Kitani Sai)] ANGEL PAIN Extra 5 -NATSUTSUKA- [English]
(C64) [Cool Brain (Kitani Sai)] ANGEL PAIN-Extra- (Final Fantasy X-2)