2girls :d black_hairband black_headwear blouse blue_shirt blush breasts closed_mouth commentary frilled_shirt_collar frills green_eyes green_skirt grey_hair hair_ornament hairband hat hat_ribbon heart heart_hair_ornament heart_of_string highres hug komeiji_koishi komeiji_satori long_hair long_sleeves looking_at_viewer medium_breasts mitama_mudimudi multiple_girls open_mouth pink_eyes pink_hair pink_skirt ribbon ribbon_trim shirt short_hair siblings sisters skirt sleeves_past_fingers sleeves_past_wrists smile stained_glass teeth third_eye tongue touhou twitter_username upper_teeth_only wide_sleeves yellow_ribbon yellow_shirt