- Maburaho
- Mach Girl
- Macross Frontier
- Macross Zero
- MADLAX
- Magic Circle Guru Guru 2
- Magic Teacher Negima! Spring OVA
- Magical Girl Lyrical Nanoha
- Magical Girl Lyrical Nanoha StrikerS
- Magical Kanan
- Magical Pokan
- Magical Teacher Negima! - Another World
- Magician's Academy
- Magikano
- Mahoraba - Heartful Days
- Mahoromatic
- Mahoromatic - Summer Special
- Mahoromatic - Tadaima Okaeri
- Mahou Sensei Negima
- Mahou Sensei Negima! Natsu Ban
- Mahou Sensei Negima!: Shiroki Tsubasa Ala Alba
- Mahou Senshi Riui
- Mahou Shoujo Ai San: The Anime
- Mahou Shoujo Lyrical Nanoha A`s
- Mahou Shoujo Sae
- Mahou Tsukai ni Taisetsu na Koto: Natsu no Sora
- Mai-HiME
- Mai-Otome 0 -S.ifr-
- Mai-Otome Zwei
- Maiden Rose
- Mainichi Kaasan
- Majin Tantei Nougami Neuro
- Major
- Major 2nd Season
- Major 3rd Season
- Major 4th Season
- Major 5th Season
- Major: Yūjō no Winning Shot
- Mamoru-kun ni Megami no Shukufuku wo!
- Mamotte! Lollipop
- Mao Dante
- Maou From Now On!
- MapleStory
- MaR - Märchen Awakens Romance
- Marginal Prince
- Maria Holic
- Maria-sama ga Miteru
- Maria-sama ga Miteru 3rd
- Maria-sama ga Miteru 4th
- Marie & Gali
- Mars of Destruction
- Master of Epic
- Master Throne Hecatetan
- Mazinkaiser
- MegaMan: Wishing upon a Star
- Meine Liebe
- Meine Liebe Wieder
- Melancholy of Haruhi-chan Suzumiya
- Memories Off 2nd
- Mermaid Melody Pichi Pichi Pitch
- Mermaid Melody Pichi Pichi Pitch Pure
- Mermaids Forest TV
- Metal Fight BeyBlade
- Metropolis
- Mezzo DSA
- Michiko and Hatchin
- Midori no Hibi
- Millennium Actress
- Minami-ke
- Minami-ke Betsubara
- Minami-ke Okaeri
- Minami-ke Okawari
- Mind Game
- Miracle Train - Ooedo-sen e Youkoso
- Mirmo Zibang!
- Misplaced by Heaven
- Mission-E
- Mitama Shinobi
- Mizugi Kanojo: The Animation
- Mizuiro 2003
- Mnemosyne no Musume-tachi
- Mobile Suit Gundam 00
- Mobile Suit Gundam 00 2nd Season
- Mobile Suit Gundam MS IGLOO: Apocalypse 0079
- Mobile Suit Gundam MS IGLOO: The Hidden One-Year War
- Mobile Suit Gundam Seed C.E.73: Stargazer
- Moegaku 5
- Moetan
- Mokke
- Monkey Turn
- Monochrome Factor
- Mononoke
- Monster
- Monster Princess
- Moonlight Lady
- Moonlight Mile
- Mouryou no hako
- Mouse
- Mugen Koro - Infinite Space
- Munto
- Murder Princess
- Mushishi
- Mushiuta
- Musuko no Tomodachi ni Okasarete
- Muteki Kanban Musume
- My ZHiME
- Myself; Yourself
