Japan Price () a cross-regional direct sales It is a must-see website before buying products, not only to get the relatively lowest price information, but more importantly to get reviews and comparisons about different brands and models of similar products.

The price of kakaku generally changes three times a day, around 10am, around 5pm, and around 1am, but the change is not too big, at most 100 The maximum change is about 100 yen.