| multiple_scars | scar | |
| multiple_style_parody | parody style_parody | |
| multiple_tails | tail | |
| multiple_torii | torii | |
| multiple_unit_train | train | |
| multiple_vaginal | vaginal | |
| multiple_wings | wings | |
| multishot_rocket_launcher | rocket_launcher weapon | |
| multi-strapped_bikini_bottom | bikini swimsuit | |
| multi-strapped_bikini_top | bikini swimsuit | |
| multi-strapped_bra | bra underwear | |
| multi-strapped_panties | panties underwear | |
| muninshiki | banned_artist | |
| murakumo_(valentine)_(kancolle) | character:murakumo_(kancolle) | |
| murasame_kai_ni_(race_queen)_(kancolle) | character:murasame_(kancolle) | |
| murasame_kai_ni_(saury_festival)_(kancolle) | character:murasame_(kancolle) | |
| murasame_(miko)_(kancolle) | character:murasame_(kancolle) | |
| murasame_(mitsukoshi)_(kancolle) | character:murasame_(kancolle) | |
| murasame_(spring)_(kancolle) | character:murasame_(kancolle) | |
| murmurr14 | banned_artist | |
| muryotaro | banned_artist | |
| musashi_(new_year)_(kancolle) | character:musashi_(kancolle) | |
| musashi_(swimsuit)_(kancolle) | character:musashi_(kancolle) | |
| muscle_car | car motor_vehicle | |
| muscular_child | muscular | |
| muscular_female | muscular | |
| muscular_male | muscular | |
| muscular_uke | muscular muscular_male | |
| mushimaro | banned_artist | |
| mushroom_hair_ornament | food-themed_hair_ornament hair_ornament | |