That person is my friend.

He solved a large number of problems.

Understanding numbers is important for solving math problems.

He was bedridden with illness for several days.

I can't solve this problem because there are too many numbers.

His surname is Tanaka.

I am from Fukuoka Prefecture.

She always likes gossip, and gets excited when she knows someone's secret.

It is important for each person to fulfill their role.

I went to see a movie by myself.