He is a very skilled turner.

In the Edo period, the Ministry of Public Works, known as Kōbu, was in charge of the imperial household affairs just like the Kunaishō.

He is a famous shipbuilder.

The repairer fixed the broken window of my house.

The plumber repaired the water leak in my house.

He is a professional welder.

In the old days, plumbers were responsible for repairing and installing water pipes.

Kousuke is my best friend.

She is a very skilled seamstress.

That workman is working hard.