umirororo, hachimiya meguru, kazano hiori, sakuragi mano, idolmaster, idolmaster shiny colors, commentary, highres, 3girls, between breasts, black hair, blonde hair, blue eyes, blush, breasts, brown hair, closed mouth, face between breasts, girl sandwich, grabbing another's breast, groping, head between breasts, lamp, long hair, lying on person, multiple girls, one eye closed, pajamas, pants, pillow, purple eyes, sandwiched, shirt, smile, straddling, white pants, white shirt, yuri