M
- Maguro Beya 2
- Maguro Coffee 10
- Maguro Fiction 4
- Mahirutei 13
- Mahjong Yugen Co.Ltd 58 35
- Maho-shinsengumi 1
- Mahola 2
- Maichan Kikaku 4
- Maidoll 36
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- Mainichi Kenkou Seikatsu 9
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- Majikayo 2
- Majimadou 20
- Majimeya 57
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- Makai 1
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- Makino Eki 15
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- Maltese 22
- Mama-san Ballet 4
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- Mame 1
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- Mammypoko 2
- Mamoru Soup 1
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- Mangana 9
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- MARASCHINO 9
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- MARCH 7
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- Marked-Two 51
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- Marshmallow Balloon 9
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- Maruarai 23
- Marui Don 3
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- Marumaru Arumajiro 10
- Marumomo 1
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- Maruta Production 8
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- Mat 2
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- Matsuge Antenna 9
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- Matsuridou 1
- Matsurija 10
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- Max And Cool 6
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- Mayoineko 32
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- Mayorice Suishou Iinkai 1
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- Mean Machine 29
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- Memeya 40
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- Meringue 4
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- Meshi No Tomo 1
- Meshi Shinja 10
- Meshikutteneru. 30
- Meso Yama Koumuten 1
- Mess Zylinder 1
