Takeshi Yanai (柳井 武, Yanai Takeshi) called more commonly by his last name Yanai by everyone, and is popular and confident and everybody favor to be around and rarely not seen smiling. His father owns two popular sushi restaurants named Yanai's Sushi and is a huge sports fan even american sports which aren't as popular in other parts of the world.

He is apart of the 11th Generation Guardians of the House Galois under Sebastian Galois. His dad's name is Takuya Yanai and his deceased mother is Asuka who was actually apart of the Tenth Generation of the Galois Crime Family under Ares, and took over his mother part of the mafia when he came of age.