All Anime List "m" at Gogoanime
- Miru: Paths to My Future
- Miss Monochrome The Animation
- Miss Monochrome The Animation 2
- Miss Monochrome The Animation 3
- Miss Monochrome The Animation: Manager
- Mission-E
- Mr Ajikko
- Mitaiken Horizon
- Mitsuboshi Colors
- Mitsudomoe
- Mitsudomoe Zouryouchuu!
- Mitsudomoe: Oppai Ippai Mama Genki
- Mitsuwano
- Mix
- Mix: Meisei Story 2nd Season
- Musashi: The Dream of the Last Samurai
- Miyori's Forest
- Miyuki
- Mizu no Kotoba
- Mizuiro (2003)
- MM!
- MM! Hidden Camera Shorts
- Mo Dao Zu Shi
- Mo Dao Zu Shi 2nd Season
- Mo Dao Zu Shi 3rd Season
- Mob Psycho 100
- Mob Psycho 100 II
- Mob Psycho 100 III
- Mob Psycho 100: Dai Ikkai Rei toka Soudansho Ian Ryokou - Kokoro Mitasu Iyashi no Tabi
- Mob Psycho 100: Reigen - Shirarezaru Kiseki no Reinouryokusha
- Mob Psycho Mini
- Mobile Fighter G Gundam
- Mobile Suit Gundam
- Mobile Suit Gundam 00
- Mobile Suit Gundam 00: Second Season
- Mobile Suit Gundam 00 Special Edition