Mr. Fukushima has joined FreeCell Co., Ltd. in just one year he became department head of a new office. After two years he has established a subsidiary, Blue Prime Co., Ltd., which is into SNS business, within one year they could attract 600 clients.

Having motivated with the growth, Mr. Fukushima quit Blue Prime Co., and established Regraffiti Co., Ltd..

In 2015, Regraffiti acquired patent for an app development for Facebook, and focussed on agency development to more than 150 companies in one year.

Partnering with Hanoi National University, Established Haka Demix, a vocational school of engineers.

From April 2017 they started SNS classes to high school students & upper secondary school of the National High School of Music and Performing Arts.