(C67) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama One-touch 2x2.5
(CR27) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Hatsutaiken+ Plus
(C58) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Natsu no Omohide
(C74) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama One-touch 7
[Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Kagai Jugyou Light
[Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama One Touch Selection Vol. 3
(COMITIA111) [Okosama Lunch (Deburasu, Hirayan, Nishinozawa Kaorisuke)] Okosama Lunch Kagaijugyou 3
(C56) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama Lunch Kagai Jugyou
(COMITIA84) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Oko-sama One-touch V2
(C61) [Okosama Lunch (Nishinozawa Kaorisuke, Hirayan)] Okosama One-touch