Takemitsu Takizaki

Takemitsu Takizaki is among the world's most closely watched billionaires from JAPAN, with an estimated fortune of $23B. The bulk of Takemitsu Takizaki's wealth comes from Sensors, closely tied to Sensors. Takemitsu Takizaki, born in 1945, is a prominent Japanese billionaire and the founder and honorary chairman of Keyence Corporation. His source of wealth stems from his substantial stake in Keyence, a leading manufacturer of automation sensors and related technologies. Takizaki's career began in the industrial sector after graduating from high school, establishing Keyence in 1974. His focus on innovation and quality has led Keyence to become a global leader in industrial automation, specializing in automation sensors, vision systems, and measuring instruments. Takizaki's strategic leadership has been instrumental in building a company that is at the forefront of industrial automation technology, achieving remarkable revenue milestones and expanding its global presence. As of March 2026, his estimated net worth is $17.7 billion. Key career milestones include Founded Keyence (1974); Stepped down as Chairman of Keyence (2015); Donated shares to Keyence Foundation (2022). This profile documents verified holdings, career milestones, and multi-year net worth history drawn from Forbes rankings, company filings where available, and our editorial methodology. Readers use it to understand how public markets, private company stakes, and major business bets shape one of the largest personal fortunes on record. Wealth estimates move with stock prices, funding rounds, and disclosed transactions—figures on this page are research estimates, not cash balances. We publish year-by-year net worth history when verified data exists, link to primary sources, and update profiles when Forbes Real-Time Billionaires or major filings change the picture materially. For investors and researchers, the most useful reading pairs the headline number with ownership structure, geography, sector exposure, and the multi-year history chart on this page—especially during volatile markets when single-day moves can shift rankings without any operational change at the underlying companies.