Groups
- mirukomi 13
- miterand 13
- mittsuame | three rain 13
- miumiu 13
- miwaku-iro missile 13
- mizutama neko 13
- mizutofu 13
- monimonimo 13
- moon knight sparkle 13
- morishigeru laboratory 13
- mousou anima 13
- moyasix 13
- mr. hokke 13
- mu soft 13
- mugicha. 13
- muhakiya 13
- mumeiya 13
- murahatirou 13
- murakumo chaya 13
- musasabidou 13
- mutsukidou 13
- mysteryfarm 13
- naitou kirara 13
- nakakazuya 13
- nakayama shiki kenkou tosho 13
- nanashi inflation 13
- nanashimushi land 13
- nankagari 13
- nasubi knight 13
- natakuga-yuku 13
- neet samurai 13
- negapoji-bu 13
- negico 13
- negoro teppou tai 13
- neko bus unsou 13
- nekomiya 13
- nekosenyou milk 13
- nekottorando 13
- neropaso 13
- nettaigyo club 13
- nijiiro zakura 13
- nijusei 13
- niku labo 13
- nikuyoku boutarou 13
- niwakakamikiriyamodoki 13
- no suitable as human 13
- noa no sasabune 13
- noesis 13
- nomucchi 13
- noraneko jyuku 13