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

The repairer fixed the broken window of my house.

He is a professional welder.

The plumber repaired the water leak in my house.

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

She is learning how to use prepositions in Chinese.

In phonetics, a medial refers to a sound that is positioned between vowels in a word.

Kansuke is my best friend.

Shinsuke is my best friend.

Kosuke is my best friend.