Unadon, or unagi-donburi, is a Japanese cuisine consisting of boiled rice in a bowl topped with kabayaki (broiled eel) and poured tare (a special sauce for broiled eel) on it, and as one's preference, some powdered sansho (Sichuan pepper) added on top.
鰻丼（うなどん、うなぎどんぶり）は、丼に入れた飯の上にウナギの蒲焼を乗せ、タレと好みによりサンショウの粉を振りかけた日本料理。