The thirty-first day is my birthday.

The new project will start in seventy-five days.

The gods of calamity, Magatsuhinokami, are feared as gods that bring disaster.

He feels it takes time to acquire new skills, but Rome wasn't built in a day.

Today is your special day, happy birthday.

In behavioral sciences, the use of metatools plays a crucial role.

She was going through puberty and was confused by the changes in her body.

Nitrous oxide is one cause of air pollution.

Learning about the history of the Kōkyū jūni-shi is very interesting.

He has a wealth of knowledge about the zodiac.