1girl, black_eyes, black_hair, blush, clenched_hand, hand_up, jijou_wo_shiranai_tenkousei_ga_guigui_kuru., looking_at_viewer, medium_hair, nishimura_akane, open_mouth, potekite, short_twintails, simple_background, solo, swimsuit, twintails, upper_body, white_background