販売 はんばい時点 じてん管理 かんりじゃなかったです
hambaijitenkanrijanakattadesu

Noun
Desu Copula

The polite, past negative form of 販売時点管理

1. Was not point-of-sale management.; Wasn't managing point-of-sale.

Past/Perfective
Negative
Polite
Casual Register
Computing