Among polyandrous animals, there are species where one female mates with multiple males.

He is recognized as the top person in that field.

Three days ago, I went to Tokyo.

His car suddenly started emitting smoke.

World War I was a large-scale war that lasted from 1914 to 1918.

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.'

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

We are planning to set off early tomorrow morning.

The National Research and Development Agency plays a crucial role in advancing science and technology.

This is my first trip to Japan.