His face was full of happiness.

He rejoiced when he heard about the success.

His words can be understood as a metaphor.

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

Kinshi is my best friend.

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.

The meaning of the name '熙' is 'bright'.