[Nakamura Nawo.] Four-of-a-Kind-chan-tachi ga Koumakan o Naburi ni Iku Hon (Touhou Project)
Kono Subarashii Kouma no Musume-tachi to 3P o!
(Reitaisai 12) [Rafflesia (Campbell Gichou)] Koumakan no Rental Maid (Touhou Project)
Kouma Telephone Shoppin-guu!
Koumakan no Itazura Maid