imitation; similar article; similar goods
Refers to a product that closely resembles another, often in the context of knockoffs, generics, or competing items. Can be neutral or slightly negative depending on context.
This bag is an imitation of a branded product.
Please explain the difference from similar products.
コピー商品 is a more casual term for a copy or knockoff, often implying lower quality or illegality.
Compound of 類似 (るいじ, 'similarity') and 品 (ひん, 'goods').