Gantetsu (Iwagakure)

claimed to once have been a dangerous chūnin of Iwagakure, who has since come to Tanzaku Quarters to seek a more luxurious life. He was apparently known as the.

Appearance
Gantetsu has a head of dull-black hair, thick sideburns and dark eyes. He wore a yellow shirt with a blue tie and a high-collared white jacket suit.

Search for Tsunade Arc
Naruto spilled some food on his jacket, and then had to pay for a new jacket, which apparently was very expensive. He alongside Chōseki eventually got beaten up by Jiraiya's Rasengan. Jiraiya also took Gantetsu's money to pay for Kazabune's destroyed cart.