Rule 34 Dev - 1girl arm_up armpit_crease armpits bikini blue_hair blush breasts breasts_apart closed_mouth collarbone crossed_bangs ganyu_(genshin_impact) genshin_impact goat_horns hair_between_eyes highres horns idasu_(hyun9164) long_hair looking_away medium_breasts ocean purple_eyes solo swimsuit twitter_username upper_body white_bikini|16136199027