Ninetail (Japanese: ナインテイル Nainteiru) is the Yo-kai Hero form of Ryusuke Kyubi when inspirited by Izuna via the YSP Watch Zero, appearing in Y School Heroes.
In Yo-kai Watch Wibble Wobble, he is a Rank SSS Yo-kai of the Mysterious tribe while in Yo-kai Sangokushi: Kunitori Wars he is a Rank S Wind attribute Yo-kai. While in Yo-kai Watch: Ukiukipedia Gakuen Y, he is classed as the Mononoke tribe.
He has an awoken form called Y-Kakusei Ninetail (Japanese: Y覚醒・ナインテイル Wai Kakusei Nainteiru).
Appearances[]
Video games[]
- Y School Heroes: Bustlin' School Life: Playable Yo-kai Hero
- Yo-kai Watch: Wibble Wobble: Playable Yo-kai
- Yo-kai Sangokushi: Kunitori Wars: Playable Yo-ka
- Yo-kai Watch World: Playable Yo-kai
Anime series[]
- Y School Heroes Movie: Major Yo-kai Hero
- Y School Heroes: Major Yo-kai Hero
Biology[]
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 the Elegant Rapier (Japanese: エレガントレイピア Ereganto Reipia). Contrasting Shishi O's more brute force style, he fights with elegance.
Profile[]
Y School Heroes[]
Ninetail is unlocked in chapter 5.
Yo-kai Watch: Wibble Wobble[]
Ninetail[]
Ninetail appeared in the "Yo-kai Gakuen Y Movie: Can a Cat Be a Hero?" Event that lasted from December 15, 2019, to December 31, 2019. There was a chance of befriending him in the impossible stage, giving more Y-points to the player after clearing and popping balls in the event map stages.
Y-Kakusei Ninetail[]
Y-Kakusei Ninetail appeared in the "Yo-kai Gakuen Y ~Advent of Invasion Magical Girl~" Event that lasted from October 1, 2020, to October 16, 2020. He can be befriended after defeating Elzemekia's ohajikis 7 times, giving more Y-points to the player in DG Trooper and Elzemekia ohajikis.
Attacks[]
Attack | Image | Command Medal | Rating | Obtain | Used | Effect |
---|---|---|---|---|---|---|
Purple Dance (Japanese: 紫の舞 Murasaki no Mai) | ![]() |
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★3 | M06YSHBSL | M06 YG005 YG007 YG030 YG032 YG045 YSHBSL |
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Secret Technique: Carbon Copy (Japanese: 奥義紙分身 Ogi Kamibushin) | ![]() |
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★2 | YG004 | YG005 YG030 YG041 |
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Shadow Stitching (Japanese: 影縫い Kage Nui) | ![]() |
★2 | YG014 | TBA | ||
Revolutionary Fleury (Japanese: 革命のフルーレ Kakumei no Furūre) | ![]() |
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★3 | YG030YSHBSL | YG030 YG035 YG041 YSHBSL |
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Twilight Dance (Japanese: 黄昏の舞 Tasogare no Mai) | ![]() |
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★3 | YG008 M06 |
YG032 | |
Defeat Soten Boisterous Dance (Japanese: 撃滅 蒼天乱舞 Gekimetsu Sōten Ranbu) | ![]() |
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★3 | YG047 | YG047 | |
Frenzy Serenade (Japanese: 狂乱のセレナーデ Kyōran no serenāde) | ![]() |
N/A | YSHBSL | YSHBSL |
Items[]
Item | Image | Item Medal | Rating | Obtained | Used |
---|---|---|---|---|---|
Elegant Rapier (Japanese: エレガントレイピア Ereganto Reipia) | ![]() |
![]() ![]() |
★3 | M06 YSHBSL |
M06 YSHBSL |
Game data[]
Spin-off Games[]
Y School Heroes: Bustlin' School Life[]
Yo-kai Watch: Wibble Wobble[]
Ninetail[]
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Y-Kakusei Ninetail[]
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Transformation Song[]
♪Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Hero!♪ (Japanese: ♪ハ! ハ! ハ! ハ! ハ! ハ! ハ! ハ! ヒーロー!♪ ♪Ha! Ha! Ha! Ha! Ha! Ha! Ha! Ha! Hīrō!♪) with traditional Japan music.
Quotes[]
- Since you are here, I'm here! (Japanese: 君がいるから僕がいる Kimigairukara boku ga iru)
- You are already dead. (Japanese: お前はもう死んでいる。 Omae wa mō shinde iru.)
In the anime[]
Y School Heroes Movie[]

Ninetail first appears in M06.
Ninetail makes his debut in the series in YG005, where he fought Mukimukikyonshii.
In YG007, he gets tangled up in Hanako-san's "Let's Play" until Little Kommander saves them. He then attacked her in retaliation.
In YG008, he attempts to fight the Black Army but is reverted before he could do so.
In YG013, he and Shishi O distract Kamagaeru, so Kengo Benimaru could defeat it.
Quotes[]
Etymology[]
Ninetail is similar to the direct translation of Kyubi, nine tails.
Trivia[]
- In YG005, Ninetail's Command Medal "Secret Technique: Carbon Copy" was used by Kengo Benimaru.
- In YG030, Ninetail uses his Command Medal "Secret Technique: Carbon Copy" for the first time.
- He is one of the four Yo-kai Heroes having a Yami Yo-kai Hero version, the other being Shishi O with Yami Shishi O as his Yami Yo-kai Hero, Clock Lady with Yami Clock Lady as her Yami Yo-kai Hero and Mist Shadow with Yami Mist Shadow as his Yami Yo-kai Hero.
- He is one of the seven Yo-kai Heroes to be featured on the DX Y-Medal, Transformation Y-Medal and Item Y-Medal, with the others being Kengo Benimaru, Wild Boy, Blue Moon, Sky Snaker, Deep Shadow Galaxy and Earth Walker.
- He is one of the ten Yo-kai Heroes to use the Command Medal they've received in a single episode, with the others being Wild Boy, Mist Shadow, Shishi O, Little Kommander, Sky Snaker, Earth Walker, Momonga Lady, T-Dine and Kengo Benimaru.