Genryūsai Shigekuni Yamamoto (山本元柳斎 重國, Yamamoto Genryusai Shigekuni) was the captain of the 1st Division in the Gotei 13 and also the Captain-Commander of the whole Gotei 13. His lieutenant was Chojiro Sasakibe. After being cast into Hell, he has gained the epithet of "Founder of the Gotei"
