hida tatsuo, akizuki ritsuko, idolmaster, idolmaster xenoglossia, 00s, 1girl, :o, antenna hair, arm up, bare arms, bare legs, blue necktie, blue skirt, blush, breasts, breasts apart, brown eyes, brown hair, cleavage, collarbone, collared shirt, female focus, from above, glasses, hair down, hand up, large breasts, legs, long hair, looking at viewer, lying, matching hair/eyes, navel, neck, necktie, no bra, on back, open clothes, open mouth, open shirt, plaid background, plaid clothes, plaid skirt, red-framed eyewear, rough time school, school uniform, shadow, shirt, skirt, solo, white shirt