reulem, houshou marine, houshou marine (1st costume), hololive, commentary, highres, 1girl, black leotard, blush, breasts, closed mouth, clothes pull, covered navel, gloves, heterochromia, large breasts, leotard, leotard under clothes, long hair, looking at viewer, red eyes, red hair, red skirt, red vest, see-through cleavage, see-through clothes, simple background, skirt, skirt pull, solo, thighs, twintails, vest, virtual youtuber, white background, white gloves, yellow eyes