Traditional Japanese food is healthy and delicious.

It's difficult to understand his explanation.

Studying the ten Heavenly Stems helps to understand the traditional Chinese calendar system.

Japanese traditional culture is highly valued around the world.

This app provides useful information for everyday life.

His advice was completely useless.

It's difficult to understand his explanation.

You should devote at least one hour to studying every day.

I study Japanese every day.

My friend came from China.