He observed the stars using a sextant for navigation.

It is rumored that he is a member of a secret society.

My younger brother is good at addition in arithmetic.

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

Atsushi is good at chess.

He wrote a beautiful poem like the golden crow and the jade rabbit.

He belongs to the highest class.

The time has come to scatter the seeds.

I am looking for a property that is not very old.

He passed away quietly.