1girl, artist_name, birthday, breasts, chair, checkered_clothes, checkered_legwear, collarbone, dark_background, dated, half_updo, happy_birthday, hat, heart, hiroki_ree, jewelry, long_hair, looking_at_viewer, love_live!, love_live!_sunshine!!, love_spiral_tower_(love_live!), medium_breasts, one_eye_closed, red_hair, ring, sakurauchi_riko, signature, single_sidelock, sitting, smile, solo, thigh_strap, thighhighs, yellow_eyes