He is studying the history of the Joseon Dynasty.

The decisions of the imperial court have absolute authority.

This music is said to have a sleep-inducing effect.

In the world of sumo, akeni plays an important role.

The end of this year's rainy season was early, wasn't it?

On the day the rainy season ends, the sky looks especially blue.

The period of time before daybreak is quiet and beautiful.

Every morning, it's my daily routine to watch the morning star from the window.

He wakes up early in the morning and goes jogging.

The history of Japan and North Korea is very long, with many events.