Kei is my best friend.

He is an expert in petrochemistry.

We should always remember the power of Kannon in difficult times.

The statue of the Thousand-Handed Bodhisattva captivates people with its beauty and mystique.

The sales of this product are very good.

Gisuke 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.