amaya tsubame, arimura mao, gakuen idolmaster, idolmaster, highres, 2girls, bags under eyes, black hair, black shirt, blue eyes, breast pocket, collared shirt, cropped torso, cup, disposable cup, drinking, earrings, food, frown, glasses, gloom (expression), grey hair, holding, holding cup, holding hands, jacket, jewelry, movie theater, multiple girls, necklace, nez 87gi, open clothes, open jacket, pocket, ponytail, popcorn, purple eyes, shirt, sidelocks, sweat, triangle mouth, v-shaped eyebrows