kaitsuke

Noun

1. buying (in large quantities); (wholesale) purchase; buying in

ちちのしごとは羊毛 ようもう けです。
chichino shigotowa yōmōno kaitsukedesu.
My father's work is to buy wool.
Noun
no-Adjective

2. (one's) usual (store, supplier, etc.); regular; favourite (brand, shop, etc.)

Other forms: