Kakaku.com (一番人気価格比較サイト the most popular Japan’s price comparison site)

Recommended the most popular price comparison website in Japan.(product ranking, recent price fluctuations, review, etc)

Rekomendasi website terpopuler di Jepang untuk membandingkan harga.(Ada ranking produk, fluktuasi harga terkini, ulasan, dll)

価格を比較するならkakaku.comをお勧めです。(商品ランキング、価格変動、口コミなど)

Website: http://kakaku.com/　(Japanese)

                                      Click product to compare or insert the name of product

Click type of product e.g digital camera 

Select maker, series, price or popularity, etc.

Click the cheapest price or price fluctuation to check more detailed

Compare the of prices from Amazon, Rakuten, Map camera, etc.