Satoshi MATSUMOTO firstly engaged in the development at a university-based startup company, and then he co-founded Misoca in November 2011, holding the title of Founder/Executive Officer (2011.11-2020.6). Misoca develops and provides services for the cloud quotation/delivery/billing management system "Misoca" which is currently one of the services of Yayoi. I was mainly in charge of the technical side, such as developing and building the software base by working with the development team. Misoca has become a subsidiary of Yayoi Co., Ltd. through M & A in 2020, but he continued to manage and operate the software system. In October 2018, he became a Technical Fellow at Yayoi Co., Ltd. until August 2020. I engaged and contributed to many accounting software products, from the technical aspect.After that, I joined Crassone Co., Ltd. and is currently in charge of product development while holding the title of Executive Officer and CTO (2020.9-present). Crassone provides information related to housing-related construction, housing-related products, and housing construction.