Hisako Yamamoto
$1.52B
$24.1M (1.6%)
as of 03/10/25
About Hisako Yamamoto
Hisako Yamamoto is the daughter of Seven & I Holding's late honorary chairman Masatoshi Ito and gets her wealth from her stake in the global retailing giant.
Her two siblings are also billionaires based on their stakes.
Masatoshi Ito, who helped build 7-Eleven into a global giant, died in March 2023 at age 98.
Seven & i Holdings has close to 80,000 stores in 19 countries and nearly $80 billion in annual revenue.
The company is best known for its thousands of 7-Eleven convenience stores in Japan, the U.S. and China.
Personal stats
Citizenship
JapanSource of wealth
RetailResidence
Tokyo, JapanSelf-made
inheritedHisako Yamamoto’s fortune is worth
25K
troy ounces of gold
23K
median U.S. household
15K
median U.S. income
0.03%
U.S. credit card volume
0.006%
GDP of the United States
0.004%
United States debt
Net worth history
Annual ranking
Related people
Did you know?
The family was considering a $58 billion management buyout of the company but backed out in February 2025 citing financial issues.
Net worth over time
Real-time ranking
Financial assets
TOKYO | 3382-JP
Seven & I Holdings Co. Ltd.Images © Forbes.com. All rights reserved.