3girls, ahoge, alternate_costume, anchor_symbol, arm_grab, ball, bare_shoulders, black_hair, blush, braid, breasts, closed_eyes, hachimaki, hair_flaps, hair_ornament, hairband, headband, heart, long_hair, lying, medium_breasts, monochrome, mouth_hold, multiple_girls, open_mouth, panties, ponytail, racket, short_hair, skirt, sportswear, tennis_ball, tennis_net, tennis_racket, tennis_uniform, trembling, twin_braids, underwear, wrist_cuffs