1girl, arms_up, black_choker, black_nightgown, breasts, choker, cleavage, hololive, hololive_english, large_breasts, long_hair, looking_at_viewer, mask, mask_on_head, mori_calliope, mori_calliope_(6th_costume), nightgown, official_alternate_costume, pink_hair, pixel_art, red_eyes, sleep_mask, sleepwear, thejduck, twintails, virtual_youtuber