dune (artist), kisaragi chihaya, idolmaster, idolmaster (classic), idolmaster 1, 00s, 1girl, :3, ^ ^, animal hands, blue hair, blush, brown pants, brown shoes, closed eyes, closed mouth, dog, female focus, full body, grey socks, happy birthday, hug, hug from behind, husky, jacket, kneeling, long hair, long sleeves, o o, pants, parted bangs, pocket, raised eyebrows, shoes, socks, solo, tongue, tongue out, white jacket