ビックカメラ is a Top Rated seller trusted by over one hundred thousand Amazon.co.jp customers in Japan.
They sell in DIY・工具・ガーデン, 家電＆カメラ and 産業・研究開発用品 departments from トラスコ中山(TRUSCO), パナソニック(Panasonic), エレコム, サンワサプライ, スーパーツール(Supertool) and other brands. They have tens of thousands products in stock, some with Prime shipping available, but most are shipped from their warehouse.
They are a Top 50 Amazon.co.jp seller, ranked 42nd overall. However a month ago they were ranked 30th.