My mother has been suffering from temporomandibular joint dysfunction for many years.

He is majoring in Korean studies at university.

I am majoring in Korean studies at university.

Biotechnology is a science that understands the mechanisms of life and utilizes them.

We played karuta at the New Year's party.

I love the music of Tenjikuraku.

He is majoring in ethnology at university.

He is majoring in ethnology at university.

He is an expert in folkloristics and has a lot of knowledge about local traditions.

Understanding probability space is important for learning the basics of statistics.