3girls, ahoge, blazer, blush, bow, cameltoe, classroom, clothes_lift, greyscale, hairband, jacket, lifted_by_self, lineart, long_hair, monochrome, multiple_girls, one_side_up, panties, pink_check_school_(idolmaster), school_uniform, serafuku, short_hair, side_ponytail, skirt, skirt_lift, smile, take_your_pick, underwear