His face was full of happiness.

His lateness is due to traffic congestion.

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'.

He rejoiced when he heard about the success.

Kei's birthday party was filled with everyone's jubilation.

Kinshi is my best friend.

His words can be understood as a metaphor.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

This contract includes provisions regarding the use of characters.

He faced difficulties with the spirit of 'one eye, two feet, three gallbladders, four strengths'.