1girl absurdres blue_archive blue_eyes blush braid chestnut_mouth confetti hair_ribbon halo hands_on_own_cheeks hands_on_own_face hat highres long_hair looking_at_viewer open_mouth ori_elcan party_hat redhead ribbon solo straight-on teeth upper_body upper_teeth_only yuzu_(blue_archive)  1girl absurdres arima_kana black_background blush bob_cut hand_on_own_cheek hand_on_own_face highres inverted_bob looking_at_viewer open_mouth ori_elcan oshi_no_ko red_eyes redhead shirt short_hair simple_background solo upper_body white_shirt