He fractured his mandible.

This shirt is made of chemical fiber.

I go to the library for learning.

I study every day to learn a new language.

I was fascinated by the beautiful harmony of Togaku.

He is an expert in osteology.

Sangaku, a form of popular entertainment in the Nara era, was greatly enjoyed by people.

He collected the sawdust and used it for compost.

Gaku was standing at the top of the mountain, looking at the distant scenery.

My dream is to study abroad.