The hard disk of my computer has broken.

This hardware is using the latest technology.

His novel is written in a hard-boiled style.

She opened the jewelry box and found a new necklace.

He is an expert in gemology, and he is good at evaluating the quality of diamonds.

My new car is a hardtop.

He likes to play hardcore games.

Mr. Doujou is my best friend.

He looked up at the lofty palace and let out a gasp of surprise.

Mr. Takadono is my best friend.