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Names: Seven Tails
Host: None, formally Fu.
Unique traits: Unknown.
Status: Captured and sealed by Akatsuki.

The Seven-Tails eventually fell into the possession of Takigakure and was sealed into Fū, but was captured and extracted by Akatsuki. The Seven-Tails resembles a blue, armored kabutomushi, with six of its seven tails resembling green insect wings, along with the seventh tail, all growing from the end of its abdomen.