ds (artist), ds (ndsl), akizuki ritsuko, futami ami, minase iori, miura azusa, idolmaster, idolmaster (classic), idolmaster 2, 10s, 4girls, asymmetrical clothes, blue hair, brown eyes, brown hair, clam, coral, dolphin, dress, fish, formal clothes, glasses, long hair, multiple girls, palace of dragon (idolmaster), red eyes, riding, ryuuguu komachi, shell, short hair, starfish, suit, temple, turtle, underwater