1girl, blue_hair, blunt_bangs, bra, breasts, cleavage, grey_background, hair_bun, head_rest, hiroki_(yyqw7151), looking_at_viewer, navel, panties, pink_bra, pink_panties, purple_eyes, shima_rin, simple_background, single_hair_bun, small_breasts, solo, stomach, underwear, underwear_only, yurucamp