After graduating from Keio University, Hitoshi is involved in the construction and operation of large-scale infrastructure, development base, virtualization system development etc at social media operating company. After that he was involved in iOS / Android application development and server side development as a chief engineer at the Fremima application for North America. After dissolution of the company, co-founded VRize Co., Ltd. through freelance and healthcare company CTO. The range of defense coverage and stable operation are advantages.