Mashiro Yamada山田 益二郎

Major shareholder of sun-wa technos corporation

Net worth (est.)
¥1.2B
#2061 in Japan
Listed shares
Executive pay
—
Not disclosed
Dividends (a year)
¥48.4M
#1353
Total income (est.)
¥48.4M
#3093
Pay + dividends, before tax
Taxes (est.)
¥9.8M
#3885
Income tax ¥7.4M / resident tax ¥2.4M
Other assets (est.)
¥107M
¥1.3B with shares
After-tax income 2024–2026, before spending

Other assets (est.): the sum of each year's after-tax income (pay + dividends in own name − estimated taxes and social insurance) dividends retained by asset-management companies (less about 20% corporate tax), and proceeds from share sales (the drop in shares from the previous year × share price, less 20.315% tax, or about 30% for asset-management companies), for the years we have data. Spending, real estate, donations and savings from earlier years are not reflected.

Holdings

CompanyHeld bySharesStakePriceValueDividends
sun-wa technos corporation
8137 · FY ending Mar 2026
Own name 397,000 2.55% ¥3,122 ¥1.2B ¥48.4M

By year

YearNet worthPayDividendsTotal incomeTaxes (est.)After tax (est.)Share sales (after tax)
2026¥1.2B—¥48.4M¥48.4M¥9.8M¥38.6M—
2025¥844M—¥47.6M¥47.6M¥9.7M¥38.0M—
2024¥943M—¥37.7M¥37.7M¥7.7M¥30.0M—

Grouped by the calendar year of each company's fiscal year-end. Years in which the person was not among the top 10 shareholders of a company exclude that company.

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