Richest People in Japan

The real-time list of Japanese billionaires, ranked live by net worth. Every fortune updates continuously from public stock holdings.

People Tracked
2
Combined Wealth
$110.23B
#1 Richest
Tadashi Yanai
Top Mover Today
Masayoshi Son
#NameNet WorthToday
1TY
Tadashi Yanai
Japan
$77.15B
-$1.57B-2%
2MS
Masayoshi Son
Japan
$33.08B
+$777.28M+2.41%

Japanese billionaires, tracked in real time

We currently track 2 billionaires based in Japan, worth a combined $110.23B by our latest estimate. Tadashi Yanai leads the list — their fortune comes from Fast Retailing (Uniqlo), followed by Masayoshi Son (SoftBank).

Where a Japanese fortune sits in a publicly-listed company, we value it live from the current share price and convert to US dollars, so the ranking above moves throughout the trading day. Privately-held wealth is added as a manually-updated estimate. All figures are independent, directional estimates — not audited valuations, and not affiliated with Forbes or Bloomberg.

Frequently Asked Questions

Who is the richest person in Japan?
As of the latest update, Tadashi Yanai is the richest person in Japan on our real-time list, with an estimated net worth of $77.15B. Rankings can change intraday as markets move.
How many billionaires are there in Japan?
We currently track 2 billionaires based in Japan, with a combined estimated net worth of $110.23B. We add more over time.
How is Japanese billionaire net worth calculated?
We multiply each person's estimated public shareholdings by the live share price, convert to US dollars, and add a static estimate for private assets. It's an independent estimate, not affiliated with Forbes.

Estimates only, updated from public market data; not affiliated with Forbes or Bloomberg. Browse billionaires by country →