Rule 34 Dev - 1boy anniversary birthday black_footwear blue_eyes blue_hair blue_nails blue_pants blue_scarf boots chibi coat commentary confetti hand_up headset highres kaito_(vocaloid) kaito_(vocaloid3) kikuchi_mataha knee_boots looking_at_viewer male_focus nail_polish open_mouth pants scarf smile solo vocaloid white_coat|13107365973