He was hiding the fact that he was an illegitimate child.

I'm sorry, but I don't speak Japanese.

I'm a Muslim, so I fast during Ramadan.

I'm Jewish.

Isuzu is my best friend.

He decided to apply euthanasia to his sick dog.

The deathwatch beetle is known for eating wood.

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.