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.

Robuki Filler arc
Utakata appears in the new upcoming Shippuuden filler arc and seems to be the main focus in the filler.

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."
 * Utakata's sash in the splash page was red, but in the 2nd art book he was shown to have a yellow sash.