男性（メンズ地下）アイドルグループ
M行
| MA55IVE THE RAMPAGE |
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| Magi♡9 | |
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| MATSURI | |
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| MAZZEL |
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| MELOPHORiA | |
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| MELT THE BULLET | |
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| Melty×Mellow | |
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| MeseMoa. | |
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| MI6 |
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| Mirror 5 | |
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| My SnoozzZ | |
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| MY WIZARDS | |
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