This machine is made with very detailed parts.

They were plotting a secret scheme.

They were secretly scheming a new project.

The sky was covered with dense clouds, and it started to rain.

Mitsuhiro is my best friend.

Nobumitsu is my best friend.

Masashin is my best friend.

Every time he starts a new hobby, he quickly loses interest. He's truly a quitter.

We have built a close relationship.

Their closeness is the result of years of collaboration.