Utakata

was a shinobi from Kirigakure and the jinchūriki of the Six-Tailed Slug. The Six-Tails has been captured and sealed by Akatsuki, causing Utakata's death when the beast was extracted.

Personality
In the second Naruto artbook, Kishimoto described Utakata as "charming".

Abilities
Utakata fought using ninjutsu from the  of ninjutsu.

Trivia

 * refers to bubbles on the surface of a liquid. Idiomatically, it also means "transient," "ephemeral."
 * Another jinchūriki, named Yagura, who held the Three-Tailed Giant Turtle, also originated from Kirigakure. It is logical to assume that he and Yagura knew each other as they were both jinchūriki of the same village.