noun
regional specialty shop; antenna shop
A shop that sells local products from other regions, often run by a prefecture or municipality in a major city to promote regional specialties. Wasei-eigo; not used in English with this meaning.
wasei-eigo (Japanese-coined English), from antenna shop
東京には各地のアンテナショップが集まっている。
There are many antenna shops from various regions gathered in Tokyo.
北海道のアンテナショップ
I bought fresh seafood at Hokkaido's antenna shop.
noun
test-market shop; pilot shop; showroom
Original meaning: a shop used to test sales of new products before wider release. Also called パイロットショップ. Less common than sense 1 in everyday usage.
See also: パイロットショップ
新商品の反応を見るためにアンテナショップを開設した。
They opened an antenna shop to gauge reactions to the new product.