1girl ahoge arched_back arms_up breasts brown_hair character_request commentary_request copyright_request dog drooling dutch_angle from_side green_eyes hair_over_one_eye heart heart-shaped_pupils jacket large_breasts long_hair long_sleeves looking_at_viewer looking_to_the_side low_twintails lying on_back open_mouth purple_jacket simple_background solo sweatdrop symbol-shaped_pupils track_jacket twintails ume_(yume_uta_da) upper_body virtual_youtuber white_background zipper_pull_tab