Ōnoki

is the current and the leader of Iwagakure. He is called.

Appearance
Ōnoki is an old man with a size of one and half times the size of his head piece. His facial features include a triangular beard and a mustache with angular corners.

Personality
He is very proud but appears weak with constant complaints refering to his hips. Kurotsuchi describe him as a stubborn old man.

Five Kage Summit arc
He is travelling to the meeting of the five Kages, accompanied by an incredibly large young fellow named Akatsuchi as well as an insulting young ninja named Kurotsuchi, who even suggest that he should retire soon.

Albeit complaining about his hip, he still wants to carry his own bag and rants about being the Tsuchikage only to hurt his back when he takes on his backpack. He is currently being carried by Akatsuchi.

Quotes

 * (To his two bodyguards) "Who do think I am? I am the great Tsuchikage, the great and fearsome leader of Iwagakure"

Trivia

 * It should be noted that due to his age, it is possible he was Tsuchikage during the Third Great Shinobi War.
 * A shinobi in the crowd tells him to show the other kages what he's got, implying that although the war is over there still exist some animosity.
 * Kurotsuchi tells him to retire and stop relying on his former glory, implying that he at one time was very powerful and contributed a lot to the village.
 * Onoki is currently the oldest kage.