Yūgo Kuga

Yūgo Kuga (空閑 有吾) is a character in the mangaand anime series World Trigger. He is Yūma Kuga's father.

Background
Yūgo is a founder and was one of the earliest members to join Border before it went public. He was a senior to Takumi Rindō and Masafumi Shinoda, and a colleague of Masamune Kido.

He and Yūma fought in a war between Calvaria and Spinthir, helping Calvaria on behalf of his friend Raymond.

He sacrificed himself to save his son, Yūma when he was about to die after being attacked and defeated by an unknown enemy.

Abilities
He is shown to be a capable fighter, and was the person who teached Yūma how to fight.