1girl, ahoge, arms_behind_head, bat_hair_ornament, breasts, bustier, choker, cleavage, corset, cross-laced_clothes, detached_sleeves, greyscale, hair_ornament, hairclip, hololive, large_breasts, looking_at_viewer, monochrome, nanashi_(nlo), official_alternate_costume, one_eye_closed, parted_lips, puffy_detached_sleeves, puffy_short_sleeves, puffy_sleeves, short_hair, short_sleeves, simple_background, solo, underbust, upper_body, virtual_youtuber, white_background, yozora_mel, yozora_mel_(2nd_costume)