The Daijō-kan was the highest administrative organ in ancient Japan.

Mr. Marumou is my best friend.

Mr. Tsujimaru is my best friend.

He loaded the bullet into the gun.

Takemaru is my best friend.

His report was an exact copy of mine.

He copied my report verbatim.

She had a round face, which highlighted her beauty.

He cut the wood using his new circular saw.

Let's make the sentence clear using parentheses.