tokiani, kisaragi chihaya, idolmaster, idolmaster (classic), commentary request, highres, variant set, 1girl, alternate costume, blue hair, blue one-piece swimsuit, braid, brown eyes, closed mouth, competition school swimsuit, cowboy shot, finger to cheek, flat chest, hand up, long hair, looking at viewer, one-piece swimsuit, school swimsuit, simple background, single braid, smile, solo, standing, swimsuit, white background