He underwent surgery on his soft palate.

It's difficult to solve this monomial expression.

He felt a severe pain in his occipital region.

He sat on the elevated seat and began to preach to everyone.

Tokkou is the name of my school.

He is studying the royal genealogy records to deepen his understanding of Japanese history.

He is a member of the royal family registered in the royal genealogy records.

His grandfather was a member of the special attack unit.

He joined the party late.

He has an advanced academic background, and his knowledge is extensive.