Kiba Ikazuchi (雷牙 Ikazuchi Kiba, lit:Thunder Fang) is the 4th Seat of the 8th Division in the Gotei 13, and a skilled shinigami in his own right. Kiba is noted to be physically a very powerful combatant despite his frail frame. He is commonly seen to partner with Kyogi Shinzou in battle, to enhance both his own and Kyogi's own skills. Known by his moniker of Redhead Lion (赤毛獅子 Akageshishi), when battling with Kyogi, they are known as the Kings of Beasts (獣類の公達 Jūrui no Kindachi).