Nikkei 225 market cap¹
$6.16T
2025 GDP (World Bank)
$4.44T
Nikkei 225 cap ÷ GDP
139%
Dollar volume, 23 Oct
$42.9B
Turnover, Nikkei 225
0.76%
Installed power capacity, 2025
323 GW
USD/JPY
156.80
Session figures as of 23 Oct.
¹ The sum of the 225 Nikkei 225 companies' market caps, each its closing price × shares outstanding, in USD, as of 23 Oct 2026. Our calculation, not the index provider's published figure.
Japan — tracked companies
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| # | Ticker | Sector | Price (JPY) | % change (JPY) · close 23 Oct | Market Cap | Volume (1 day) ▼ | Turnover | Last 5 sessions |
|---|---|---|---|---|---|---|---|---|
| 1 | 285A.T Kioxia Holdings | AI Memory & Storage | ¥12,755 | +1.3% | $129.9B | $7.0B | 5.4% | |
| 2 | 6857.T Advantest | Semicap & Foundry | ¥32,340 | -0.09% | $148.9B | $3.6B | 2.4% | |
| 3 | 9984.T SoftBank Group | Banking & Capital Markets | ¥4,276 | -0.67% | $155.4B | $2.0B | 1.3% | |
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Price and change in JPY: each day's close converted back from USD at the ECB reference rate the figures were converted with. Market cap, volume and turnover are in USD.
Data last updated Fri, 23 Oct 2026 21:54:14 GMT. FX: euro foreign exchange reference rates, European Central Bank (ECB), rebased to the US dollar by Infinity; changes are our calculation. For information only. GDP via the World Bank Open Data API.