Rule 34 Dev - 1girl birthday_cake blue_eyes blue_hair blush boros_(ouro_kronii) cake chibi closed_eyes closed_mouth colored_inner_hair colored_tips food hair_intakes happy_birthday hat hololive hololive_english jazz_jack kronie_(ouro_kronii) long_hair lowres multicolored_hair ouro_kronii party_hat smile solo virtual_youtuber|18517114278