1boy, 1girl, age_difference, aimi_(sky-freedom), arm_up, armpits, bare_arms, bare_shoulders, black_hair, blue_hair, blunt_bangs, breasts, covered_mouth, hetero, large_breasts, mask, mouth_mask, onee-shota, original, shirt_tucked_in, short_shorts, shorts, simple_background, sky-freedom, smelling_armpit, white_background