2girls, arms_up, ass, ass-to-ass, back-to-back, black_hair, blush, braid, buruma, exercise, green_buruma, green_eyes, gym_uniform, kneepits, knees_up, legs, legs_up, lifting_person, locked_arms, long_hair, mendou_saya, multiple_girls, open_mouth, original, shirt, short_sleeves, simple_background, surprised, thigh_gap, thighs, white_background, white_shirt