An eye trained in the field of information, now at work in data. After a long career in data analysis, data journalism, and coverage of securities markets and corporate finance, he founded Di-R Inc. in 2025.
Joined Nikkei Inc. in 1994. Served as newspaper reporter, data specialist, desk editor, group head (department head), and senior editorial director. Main areas: data journalism, data analysis, corporate finance, and securities markets. Notable work includes "Charts Speak" (Chāto wa Kataru). Left the company in June 2025 and founded Di-R Inc. in July of the same year.
Representative Director, President & CEO of Di-R Inc. Also serves as Chief Data Analyst at Nikkei BP, Representative Director of the Data Monetization Association, and part-time lecturer at Surugadai University. Inventor and holder of Japanese Patent No. 5332057 — a method for quantifying risk from location and time.