[siokan]

I am not a specialist.
I only search(google) it a little.

Reciprocate the home country and Japan several times with a short-term business visa etc. and do the opening preparation.
You apply for the residence qualification authorization certificate.

Acquire the resident status of the investment and management.

Demonstrate the stability and the continuation of the business.
Way used well for proof.
*1 Employ two people or more full-time.
or
*1 Do the investment of five million yen or more. (stated capital)

*2 Rent the office.

.......Considerably negligent English. ヽ（´ー｀）ﾉ