nekopuchi, kikuchi makoto, idolmaster, idolmaster (classic), highres, 1girl, ahoge, bare shoulders, bikini, bikini top only, blush, breasts, brown eyes, brown hair, female focus, fingernails, flat chest, head tilt, hip bones, hip focus, light smile, lips, looking at viewer, navel, short hair, simple background, skinny, small breasts, solo, stomach, striped bikini, striped clothes, swimsuit, tomboy, white background