annindoufu (oicon), futami ami, futami mami, idolmaster, idolmaster (classic), idolmaster 1, highres, official art, 00s, 2girls, bare shoulders, brown hair, chips (food), closed eyes, cute & girly (idolmaster), food, handheld game console, holding hands, leaning back, magazine (object), midriff, multiple girls, nintendo ds, open mouth, short hair, siblings, side ponytail, sisters, skirt, sleeping, thermos, train, train interior, twins