This diagram is very complex.

This old castle tells the history of Japan.

Today, I will attend my grandmother's Buddhist memorial service.

Mr. Yashiki is my best friend.

Mr. Motoyashiki is my best friend.

This is the first time I've crossed the threshold of his house.

He is always the type of person who says this when that is said.

I will attend my friend's birthday party on the fourteenth.

I am planning to have my birthday party on the twenty-fourth.

When he lifted the heavy luggage, he said 'yokkoisho'.