Makers
M
- MaxA 2
- Maxing 6
- Maza 3
- Media Brand 1
- Mellow Moon 2
- Men's Camp 2
- Mether Hormone 9
- Mill 1
- Miman 1
- Minimamu 1
- Mirai Future 1
- Miru 3
- Mistress Land 6
- Mitsuwa Publishing 155
- Mocco/Delusional 1
- Mokko / Mousozoku 1
- Momotaro Eizo Publishing 1
- Momotaro Video Publishing Co. 21
- Momotarou Eizou Shuppan 2
- Moody's 25
- Mother 2
- Mountains and Sky 2
- Mountains and Sky / The Delusion Clan 1
- Mr.michiru 8
- Mrs. Arisa/Emmanuelle 3
- Muku 24
- Mushroom / Mousozoku 2
- Mushrooms/Delusions 6
- MysticAngelLabel 1
N
O
- O-Peni-Peni World / Delusional Tribe 99
- O-Peni-Peni World Femboy/Delusion Tribe 4
- OFFICE K'S 1
- OFFICE K’S 42
- ONE MORE 8
- OPPAI 28
- Office K S 7
- Offside 7
- Olstack Pictures 3
- Onion/Delusional 1
- Openipeni World / Mousozoku 12
- Openipeni World Femboy/ Mousozoku 1
- Opera 2
- Oppai 7
- Otoko-no-Musume LOVE/Muso-zoku 3
- Otsuka floppy 75
- Oyakoku Company/Delusional Tribe 1