Koichi Mukoyama向山 孝一

Chairman of the Board, Koa Corporation

Net worth (est.)
¥577M
#2637 in Japan
Listed shares
Executive pay
¥31.9Mest.
Average for the same officer category
Dividends (a year)
¥12.8M
#2441
Total income (est.)
¥44.6M
#3019
Pay + dividends, before tax
Taxes (est.)
¥13.9M
#3039
Income tax ¥10.5M / resident tax ¥3.4M
Other assets (est.)
¥28.7M
¥606M 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
Koa Corporation
6999 · FY ending Mar 2026 · Chairman of the Board
Own name 399,000 — ¥1,446 ¥577M ¥12.8M
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