3girls, t, ?, ai-chan's_sister_(tawawa), ai-chan_(tawawa), ass, blue_theme, bra, bra_lift, braid, breasts, breasts_out, cellphone, closed_eyes, convenient_censoring, denim, getsuyoubi_no_tawawa, hand_on_own_chin, himura_kiseki, imagining, jeans, large_breasts, multiple_girls, necktie, open_bra, open_mouth, pants, phone, short_hair, sideboob, smartphone, spoken_question_mark, stifled_laugh, stroking_own_chin, sunlight, underwear, volley-bu-chan_(tawawa)