He is suffering from combat stress reaction.

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

He chose euthanasia to be freed from the pain of his illness.

He died from overwork.

Yoroshiku, please do your best to pass the exam tomorrow.

He decided to apply euthanasia to his sick dog.

The deathwatch beetle is known for eating wood.

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

Sudden Infant Death Syndrome refers to the sudden death of an infant for which the cause remains unknown.

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.