Series Beginning with M
- Kamen Rider Build (Masked Rider Build)
- Macross
- Magic The Gathering
- Magical Angel Creamy Mami
- Magical Circle Guru Guru(Mahoujin Guru Guru)
- Maho Sentai Magiranger
- Maho Shojo Site
- Mai Mai Miracle (Mai Mai Shinko)
- Mairimashita! Iruma-kun
- Majin Tantei Neuro
- Majisuka Gakuen
- Major League
- Makai Oji - Devil and Realist
- Makai Tensho
- Mameshiba
- Manga Nippon Mukashi Banashi
- Mare
- Marginal #4
- Marine Sports
- Marmalade Boy
- Marquee
- Mars
- MARS RED
- Martial Arts
- Marumo no Okite
- Marvel Comics character
- Mashin Sentai Kiramager
- MASHLE
- Matrix
- MdN
- Mega Man series (Rockman)
- Megazone 23
- Mei-chan no Shitsuji
- Meiji Tokyo Renka
- Memories Off
- Men's Non-No
- Metal Gear Solid
- Miffiy
- Mikeneko Holmes Series
- Mimibukuro/Shin Mimibukuro
- Minami no Teioh
- Minecraft
- Minions
- Minky Momo
- Minna no Uta
- Mirai no Mirai(Mirai of the Future)
- Mitokoumon
- Moa Na to Densetsu No Umi
- Mob Psycho 100
- Mobile Suit Gundam
- Mobile Suit Gundam SEED
- Mobile Suit Gundam Seed Destiny
- Mobile Suit Gundam THE WITCH FROM MERCURY
- Mobile Suit Gundam Thunderbolt
- Mobile Suit Z Gundam (Zeta Gundam)
- Moe Theme
- Momo and Grapes Company Series
- Momotaro Zamurai
- Monkey Turn
- Monster Hunter
- Monster Strike
- Monsters,Inc.
- Moomin
- Moteki
- MotoGP
- Motor Sports
- Motto Shiritai! South Korea TV drama
- Mozu Series
- MS Gundam 00
- MS Gundam UC
- Mu
- Mushishi
- MUV-LUV
- Muzirushi Ryohin
- My Hero Academia
- My Otome
- Myojo
- Mystery to iu Nakare
- The Case Study of Vanitas (Vanitas no Karte)
- The Melancholy of Haruhi Suzumiya
- Whisper of the Heart