1girl, ball, bare_shoulders, blue_archive, blue_eyes, blue_jacket, bottle, breasts, closed_mouth, drink, feet_out_of_frame, halo, holding, holding_bottle, holding_racket, jacket, koseikogani, long_hair, long_sleeves, looking_at_viewer, midriff, navel, off_shoulder, purple_hair, racket, shadow, sitting, skirt, small_breasts, solo, sports_bra, tennis_ball, tennis_racket, two_side_up, water_bottle, white_skirt, white_sports_bra, yuuka_(blue_archive)