(C58) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Natsu no Omohide
Okosama Parfait in Comic Market 80
(COMITIA111) [Okosama Lunch (Deburasu, Hirayan, Nishinozawa Kaorisuke)] Okosama Lunch Kagaijugyou 3
(CR27) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Hatsutaiken+ Plus
(C56) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Kagai Jugyou
(C70) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Kagai Jugyou 2
Okosama Parfait in Comic Market 93
(C93) [Okosama Lunch (Nishinozawa Kaorisuke)] Okosama Parfait in Comic Market 93
[Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Kagai Jugyou Light
(C71) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Kagai Jugyou 2+ Plus