About us


Our Strengths

Field Service Management Solutions Provider

CSOne is field service management software designed for maintenance and repair service providers. It is specifically designed to fulfill the requirements for these services and successfully improved productivity of thousands of users around the world.

The field service solution – CSOne – is born in Japan. The software keeps being upgraded through our experiences with the domestic customers who deliver the field service with the best quality in the world.

We don’t simply listen to the customers’ requests and deliver the software as required. Our strengths are built on analysis and designs from our experiences and insights. We will always be together with our customers and deliver the best solutions.

CEO Akiyoshi Samizo

1997-Engaged in IT consulting
2005Accenture Japan Ltd, Manager
2007Started Business at Libran Business Systems Co., Ltd.(Now CSOne Inc.)


  • MIS
  • SAP Certified Consultant
  • Passed Certified Public Accountant (US) exam
  • Project Management Professional