Groups
- manmaru otsuki 1
- manmaruoneko 1
- manna 1
- mannen toryouzara 1
- manpukutei 1
- manyack 1
- mapl 1
- maple of forest 1
- maplecat 1
- maplex 1
- mappira gomen lovers 1
- mara apocalypse 1
- mara nekonabe 1
- marble syrup 1
- marbleland 1
- marco deluxe 1
- mare di neve 1
- mare serenitatis 1
- margarine inu 1
- marginal 1
- mari rei mari inochi 1
- mariacchi 1
- mariacrown 1
- marijuana pickers 1
- marion-ville 1
- marionette circus 1
- marjoram 1
- maromi club 1
- maromitei 1
- marontei 1
- maroyaka na jigoku 1
- maroyaka na oshigoto 1
- marshmallow 1
- marshmallow majin 1
- marshmallow maron 1
- marshmallow shirokuma 1
- martal 1
- maru-ichi 1
- maruball 1
- marugariita 1
- marugeruya 1
- marumaru toraen 1
- marumihoil 1
- maruneji 1
- marushiro shikaku 1
- marutakedo 1
- marutori 1
- marutori corp 1
- maryyy 1
- masatsu shoukai 1