It is worldly believed that reducing green gas emissions leads to prevent rapidly progressing global warming. In summer of 2005, the Japanese Ministry of the Environment started the…

The number of automotive navigation system users is 65% of the all car owners in Japan. It is called “car navi” and it’s been infiltrated in our life. The familiarized…

The issue amount of electronic money in Japan is 130,000,000, which is little more than Japanese population. 70 % of Electronic Money is used at supermarkets and convenience stores. It’s…

  Bicycle is a popular transport for Japanese people. Especially in these years, the gas price is going up, so people try to avoid driving. Electric assistant bicycles have been…

  Osaifu-Keitai literally means “wallet cell phone”, which are used as prepaid electronic cash, train or bus tickets, house keys, members’ cards, and so on. It’s very convenient!! Since it…