He was so profound that it was difficult for us to understand his thoughts.

He is a very careful person.

His actions are said to be deeply sinful.

He likes to take a walk in the park at dusk.

The Calopteryx cornelia is a species endemic to Japan, and it has beautiful wings.

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

He is doing special exercises to strengthen his flexor digitorum profundus.

The Japanese Society for Rights of Authors, Composers and Publishers is an organization that protects the copyrights of musicians.

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.