1girl :d bangs bare_arms bikini brown_headwear collarbone cowboy_shot day floating_hair hair_between_eyes hat highres horns jewelry kounagi39 layered_bikini long_hair looking_at_viewer necklace oni oni_horns open_mouth outdoors pink_bikini pink_hair plaid plaid_bikini red_eyes rimuru_tempest rimuru_tempest_(slime) shuna_(tensei_shitara_slime_datta_ken) signature slime_(creature) smile straw_hat swimsuit tensei_shitara_slime_datta_ken very_long_hair white_horns