Kyota joined Sumitomo Bank (now Sumitomo Mitsui Banking Corporation) in 1987. After working in the various departments including the Corporate Planning Department, he joined Standard & Poor’s where he engaged in product development, public relations, and marketing activities. After serving as head of public relations at Barclays Securities, he participated in the launch of Finsbury’s (now fgs Global) strategic communication consulting business in Japan. He has been serving as the COO and representative director of D’isum since 2022 and became CEO from April, 2025.
Kyota graduated from the Department of Political Science, Faculty of Law, Keio University, and earned an MBA from the University of Chicago Booth School of Business, with Concentration in Strategy.

Tetsuya Kaneda, Ph.D., Chairman and Representative Director

Tetsuya joined NTT Electric Communication Laboratories in 1977. From 1986 onwards, he was responsible for the invention, development, and commercialization of the FTTH (Fiber To The Home) system, as well as its international standardization. From 1998 to 2004, as a director of NTT, he was involved in the launch of broadband services and the realization of VPN services. From 2004 to 2007, he served as a technical advisor to Mitsubishi Corporation. From 2006 to 2011, he served as a director and CMO of Sochi Co., Ltd. (now VALUENEX), promoting the sale of the patent data visualization service, χLus (Kairus). In 2012, he became the COO of toor Co., Ltd., which provides a big data visualization engine and analysis services. He is a founder of D’isum Inc. in 2019 and Chairman from April 2025.
Tetsuya holds a Doctorate in Engineering, majoring in Applied Physics at the Graduate School of the University of Tokyo.

After joining CRYPTTECH Cyber ​​Security Intelligence in Turkey as a system programmer in 2013, Fazil worked at the RIKEN (National Institute of Physical and Chemical Research) in Sendai on a project to analyze deterioration of bridge images obtained by drones using AI. From 2019 to 2020, he worked at toor Co., Ltd., developing a system to analyze data obtained from sensors in real time. From 2020 to 2023, he served as the leader of a team in charge of machine learning and software development at Aselsan in Turkey, and joined D’isum Co., Ltd. as Backend Engineer & Data Scientist in April 2023. In January 2025, he was appointed Chief Technology Officer (CTO) and leads the company’s technology development team.
Fazil graduated from the Department of Computer Engineering at Yildiz Technical University in Turkey in 2015. From 2016 to 2018, with the scholarship by the Konosuke Matsushita Memorial Foundation, he studied at the Graduate School of Information Sciences, Tohoku University from where he obtained his Master’s degree (MSc.).