idolmaster, idolmaster (classic), idolmaster 1
futami mami
takayaki
1girl, arms behind back, bikini, bikini pull, bikini top only, bottomless, clothes pull, collarbone, flat chest, hair bobbles, hair ornament, head tilt, loli, looking at viewer, nipples, oekaki, one-piece tan, short hair, side ponytail, simple background, smile, solo, swimsuit, tan, tanlines, untied, white background