岩田 圭一岩田 圭一

Chairman & Representative Director, Sumitomo Chemical Company, Limited

Net worth (est.)
¥231M
#3740 in Japan
Listed shares
Executive pay
¥50.8Mest.
Average for the same officer category
Dividends (a year)
¥6.3M
#3403
Total income (est.)
¥57.1M
#2444
Pay + dividends, before tax
Taxes (est.)
¥22.6M
#2157
Income tax ¥17.6M / resident tax ¥5.0M
Other assets (est.)
¥32.5M
¥264M with shares
After-tax income 2026, before spending

Other assets (est.): the sum of each year's after-tax income (pay + dividends in own name − estimated taxes and social insurance) and dividends retained by asset-management companies (less about 20% corporate tax), for the years we have data. Spending, real estate, donations and savings from earlier years are not reflected.

Holdings

CompanyHeld bySharesStakePriceValueDividends
Sumitomo Chemical Company, Limited
4005 · FY ending Mar 2026 · Chairman & Representative Director
Own name 463,000 — ¥499 ¥231M ¥6.3M
Estimates from annual securities reports (EDINET). The English name is romanized automatically and may differ from the spelling the person uses. Methodology · Corrections and removal requests: contact