noun
display box; display case
A box or case used to display products, often in a store or exhibition.
新商品は陳列箱に入れて店頭に並べた。
We put the new products in a display box and placed them at the storefront.
ショーケース is a glass showcase or display case, often larger and more permanent than a 陳列箱, which is typically a smaller box for individual items.
Compound of 陳列 (chinretsu, 'display, exhibition') and 箱 (hako, 'box').