1girl absurdres animal_ears arlcn_(arlcn_1115) arm_up armpits blue_eyes brown_hair grass_wonder_(umamusume) grey_sports_bra hair_tie_in_mouth highres horse_ears horse_girl long_hair looking_at_viewer medium_hair mouth_hold multicolored_hair navel parted_bangs ponytail sidelocks signature simple_background solo sports_bra streaked_hair translation_request tying_hair umamusume very_long_hair watermark white_hair yellow_background