Rule 34 Dev - 1girl armpits arms_behind_head arms_up barefoot beach bikini black_bikini breasts cleavage collarbone earrings eyelashes eyewear_on_head full_body halterneck highres idolmaster idolmaster_cinderella_girls jewelry jougasaki_mika legs long_hair looking_at_viewer medium_breasts mismatched_bikini modare navel parted_lips pink_hair smile solo sunglasses sunlight swimsuit white_bikini yellow_eyes|11210933565