2girls, ?, animal_ears, blush, bow, bowtie, bright_pupils, ear_covers, greyscale, hands_on_another's_shoulders, hat, horse_ears, horseshoe_ornament, jitome, long_hair, monochrome, multiple_girls, parted_lips, pleated_skirt, puffy_short_sleeves, puffy_sleeves, sailor_collar, sailor_shirt, school_uniform, serafuku, shirt, short_sleeves, simple_background, skirt, smelling, summer_uniform, tracen_school_uniform, v-shaped_eyebrows, white_background, white_pupils