Rule 34 Dev - 1boy 4girls ahoge bat_wings demon_girl detached_sleeves drill_hair greyscale hair_ornament hair_ribbon hairclip headphones kagamine_rin kaito_(vocaloid) kasane_teto katzeh monochrome multiple_girls ribbon scarf short_hair sketch smile tail twintails utane_uta utau vocaloid wings yokune_ruko|1316536182