Kakkō

was a jōnin from Iwagakure.

Background
During the Third Shinobi World War he was partnered with Taiseki and Mahiru. He used his skills while fighting Team Minato, led by Kakashi Hatake. First he tried to extract information from Rin Nohara using genjutsu after she was captured, but this proved unsuccessful. Later when Kakashi and Obito Uchiha attempted to rescue Rin, after seemingly being defeated by the duo Kakkō managed to corner them and even severely wound Obito with one of the boulders from the fall landing on Obito, crushing him and resulting in him suffering fatal injuries. However, once Kakashi had received the Sharingan from a dying Obito, the tides turned and he was killed by Kakashi's Chidori, but not before Kakkō broke the White Light Chakra Sabre in two.

Personality
Kakkō was a very shrewd man that has been described as being hostile and aggressive. This is witnessed mostly in his fighting style which is ruthless and precise. He also had no qualms with killing or torturing children. He was also very overly self-confident in his abilities.

Appearance
He had black eyes and shaggy, high, brown hair which was styled in a manner that somewhat resembled an afro. He wore the standard Iwa shinobi uniform, complete with a flak jacket and a shirt having no right sleeve along with a dark indument hanging from his waist onto his right leg, reaching to his knees.

Abilities
Though belligerent by nature, Kakkō excelled in all areas shinobi abilities: ninjutsu, taijutsu and genjutsu which made him a highly influential and powerful figure in Iwagakure. His extensive battle experience allowed him to formulate and use advanced tactics to defeat his enemies. He also fought using retractable blades attached to his arms and showed great proficiency in wielding them. He was also shown to make use of earth release techniques, such as the Earth Release: Rock Lodging Destruction. He also excelled at gathering information, being shown using a high-level interrogation genjutsu, illustrated when he interrogated Rin.