(Shotaket 10) [Hiroshi Ogawa] Boys Factory 21
(Shotaket 7) [Boys Factory (Hiroshi Ogawa, Takenokoya)] Otokogaikomonteki Seiai Yuugi (?) / Homosexual's Boys Think Sex to Be Play
(C64) [Boys Factory (Riki, Ogawa Hiroshi)] Boys Factory 15
(C69) [Boys Factory (Riki, Ogawa Hiroshi)] Boys Factory 23
(C63) [Boys Factory (Riki, Ogawa Hiroshi)] Boys Factory 13
(Shotaket 12) [Boys Factory (Riki, Ogawa Hiroshi)] Boys Factory 29.7 (Steamboy, Naruto, Gurren Lagann)
(C74) [Boys Factory (Riki, Ogawa Hiroshi)] Boys Factory 30
(C67) [Boys Factory (Riki, Ogawa Hiroshi)] Boys Factory 20
(C71) [Boys Factory (Riki, Ogawa Hiroshi)] Boys Factory 29
(C75) [Boys Factory (Riki, Ogawa Hiroshi)] Boys Factory 31