To obtain this"Investor/Business Manager" visa by starting your own business in Japan,you have to employ more than 2 full-time employees together with annual investment of more than 5millons JPY.However this regulation may be waived if an initial investment of more than 5 millions JPY is substantially confirmed upon establishment of a company.In this sense,it is highly recommended to register your company in Japan if you wish to obtain this kind of visa more smoothly. Merit for incorporation also exists in its credibility among Japanese business society,including your clients,office's landloard,bankers,suppliers etc.