Artist: kouzaka kouhei (15)

(C55) [Konton Club (Kouzaka Kouhei)] Rakugaki 2 (Various)

(C83) [Kouzaka-san to Makino Jimusho (Kouzaka Kouhei)] SISTERS ～Natsu no Gensou no Hi ～ (Sisters ~Natsu no Saigo no Hi~)

(C84) [Toranoana (INAZUMA, Fuetakishi)] TORANOANA Girls Collection 2013 SUMMER TYPE-X

(C84) [Kouzaka-san to Makino Jimusho] SISTERS -Natsu no Haruka no Hi- + Extra Book (SISTERS -Natsu no Saigo no Hi-)

(C83) [Kouzaka-san to Makino Jimusho (Kouzaka Kouhei, Taki Minashika)] SISTERS -Natsu no Saigo no Hi- ART WORK (SISTERS -Natsu no Saigo no Hi-)

(C80) [Kouzaka-san, Makino Jimusho] SISTERS - Kakusareta Kioku, Natsu no Owaranai Hi (SISTERS -Natsu no Saigo no Hi-) [English] {doujin-moe.us, Fuwafuwaru}

Sisters ~Natsu no Saigo no Hi [eng][eichi]

(C81) [Makino Jimusho & friends] Syrup 18 + Winter 2011

(C81) [kamisaka-san to makino jimusho] SISTERS ～ natsu no samenai hi ～ (SISTERS)

(C80) [Kouzaka-san to Makino Jimusho] SISTERS -Natsu no Owaranai Hi- (SISTERS -Natsu no Saigo no Hi-)

Sisters ~Natsu no Saigo no Hi

(C62) [Studio Koron (Kouzaka Kouhei)] GGG.spotDX GALACTICA MAGNUM (King of Braves GaoGaiGar)

(C64) [Studio Koron (Kouzaka Kouhei)] GENESIC SAGA-another story.03- (King of Braves GaoGaiGar)

(C65) [Studio Koron (Kouzaka Kohei)] GENESIC SAGA-another story.03-TheAfter- (The King of Braves GaoGaiGar)

(C64) [Studio Koron (Kouzaka Kohei)] GENESIC SAGA-another story.04- (The King of Braves GaoGaiGar)