Game Music Series Beginning with M
- Lord Marksman and Vanadis
- Macross
- Magi: The Labyrinth of Magic
- Magic Kyun! Renaissance
- Magical Girl Lyrical Nanoha
- Maho Shojo Site
- Mahou Sensou
- Maji de Watashi ni Koi shinasai!
- Majiten - Maji de Tenshi wo Tsukuttemita -
- Makai Oji - Devil and Realist
- Makai Senki Disgaea
- Maken-ki !
- Manabi Straight!
- Maple Story
- Marginal #4
- Maria Holic
- Mashiroiro Symphony
- Mayonaka Idol! Mosatune
- Mega Man series (Rockman)
- Megami Meguri
- Megami Tensei
- Megane no Kanojo
- Meiji Tokyo Renka
- Memories Off
- Metal Gear Solid
- Mewkledreamy
- MEZZO
- Million Doll
- Minami Kamakura High School Girls Cycling Club
- Minamike
- Mitsuboshi Colors
- Mobile Suit Gundam
- Mobile Suit Gundam SEED
- Mobile Suit Z Gundam (Zeta Gundam)
- Momokyun Sword
- Mondaijitachi ga Isekai kara Kuruso Desuyo?
- Monster
- Monster Hunter
- Monster Musume no Iru Nichijo (Everyday Life with Monster Girls)
- Monster Retsuden Oreka Battle
- Monster Strike
- MUV-LUV
- My HiME
- Myself;Yourself
- The Melancholy of Haruhi Suzumiya