How to pronounce “nippon” in English

It will be starting But before this, in our D&DEPARMTMENT stores we had a small exhibition for all 47 prefecturesWe did this in the exhibition NIPPON VISION While we collect the items from each local area, we used a part of the shop to put a big table with all 47 prefecturesAn executive from Matsuya Ginza saw this And had offered if we wanted to do this at their venue When we reintroduced the exhibition dedicating 1 table to 1 prefecture