1girl, :p, bangs, buttons, closed mouth, cropped torso, earrings, eyelashes, fingernails, from side, grey background, greyscale, hair behind ear, hair between eyes, hairband, idol x idol story!, jewelry, long hair, looking at viewer, looking to the side, monochrome, nail polish, official art, otoboshi aria, own hands together, palms together, short sleeves, side ponytail, simple background, smile, solo, thick eyelashes, tokunou shoutarou, tongue, tongue out, upper body