4girls ahoge air_groove_(umamusume) animal_ears black_hair blue_eyes braid breasts brown_hair commentary_request confetti daring_tact_(umamusume) ear_ornament forehead french_braid hair_intakes hair_ornament heart heart_hands heart_hands_duo highres horse_ears horse_girl horse_tail kawakami_princess_(umamusume) long_hair looking_at_viewer medium_breasts mejiro_dober_(umamusume) multiple_girls official_art open_mouth purple_eyes smile stage stage_lights tail translation_request umamusume