Ninetail appeared in 2020 TV series called Yo-kai Academy Y: Close Encounters of the N Kind. Ninetail (Japanese: ナインテイル Nainteiru) is the Yo-kai Hero form of Ryusuke Kyubi when possessed by Izuna, and is a Rank SSS Yo-kai of the Mysterious tribe in Yo-kai Watch Wibble Wobble.
In Yo-kai Watch: Ukiukipedia Gakuen Y, he is a Yo-kai of the Mononoke tribe.
Ninetail is a nine tailed fox humanoid Yo-kai Hero with a light purple and white fox head with yellow pupils with black sclera.
His short white hair flares out at the back and his outfit consists of a white knee-length, high-necked vest-based tailcoat with royal purple interior and lining, two white, purple and red shoulder-length, pointed upper-ended arm sleeves each with a purple dangling strap on the side with a black triangular ring on the end, a black bodysuit with a red upper half, white, purple and red upper thigh-length winkle picker boots and a pair of white gloves. His mask is a white Venetian domino mask with light purple markings. He wields a Nine-tailed Rapier (Japanese: 九尾のレイピア Kyūbi no Reipia).