Overview"amazon.co.jp"

"amazon.com" is an electric store that is one of the most famous in the world in America. 　It was ordinary book store. But now, it contain many kinds of goods. So it is used by many people. "amazon.co.jp" is its japan branch.  It ships much orders freight free, exception: "awasegai shohin".　 It means Add-on item, if we bought it free shipping, we could have to buy other items total over 2500 yen.  So "amazon.co.jp" is not completely free shipping.

Overview:"yodobashi.com"

Yodobashi Camera is a  famous electric store.  It　contains not only electric item but also a wide range of products.
"yodobashi.com" is administered by Yodobashi Camera.　So it contains many kind of products too. And we can use loyalty program of Yodobashi Camera ,yodobashi GOLD POINT, just a same store front.

yodobashi GOLD POINT CARD

Becaouse it ships all orders freight free. And as mentioned above, it contains many kind of products, it is used by many people.