He is an expert in ethology.

This area is rich in bedded cupriferous iron sulphide deposits.

He is researching on the pathogenesis and treatment of early-onset diabetes.

World War II lasted from 1939 to 1945.

He was promoted to the position of Kaifu Yitong Sansi.

Gidōsanshimō is a courtesy name of Takashina no Kishi.

In order to solve problems, it is important to listen to the opinions of many people, as the saying goes, 'two heads are better than one'.

Let's pray that World War III does not occur.

Ogura Hyakunin Isshu is one of the classical literatures of Japan.

He was anxious about starting a new business, but I encouraged him by saying, 'Even a journey of a thousand miles begins with a single step.'