1boy arched_back arm_at_side black_pants blue_background blue_eyes blue_hair blue_scarf blue_theme clothes_lift coat colored_eyelashes confetti dated eyelashes fingernails grin hair_between_eyes hand_up happy_birthday headset high_collar highres kaito_(vocaloid) kaito_(vocaloid3) long_coat long_sleeves looking_at_viewer male_focus pants partially_unzipped scarf see-through simple_background smile teeth tnka_3 tsurime upper_body vocaloid white_coat zipper