KaburadarJapan stock heatmap
The 337 largest and most traded Japanese stocks on one screen: tile size = trading value, colour = price change, grouped by the TSE 33 sectors. Switch the colour to 5/20/60-day change, volume ratio, margin ratio or disclosed short interest to see positioning as well as price. Updated five times during the Tokyo session (about 20 minutes delayed) and after the close.
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Summary for 2026-10-29
337 stocks: 166 up, 167 down. Data as of 2026-10-30 09:01 JST (20:01 ET Oct 29).
Top 10 gainers
| Stock | 1-day change | Trading value | Sector |
|---|---|---|---|
| NISSHIN SEIFUN GROUP INC. 2002 | +7.01% | ¥5.95bn | Foods |
| ADVANTEST CORPORATION 6857 | +6.01% | ¥925.44bn | Electric Appliances |
| Furukawa Electric Co.,Ltd. 5801 | +4.75% | ¥91.24bn | Nonferrous Metals |
| SWCC Corporation 5805 | +4.02% | ¥5.66bn | Nonferrous Metals |
| NIDEC CORPORATION 6594 | +3.44% | ¥19.34bn | Electric Appliances |
| DENSO CORPORATION 6902 | +3.29% | ¥83.60bn | Transportation Equipment |
| Mizuho Financial Group,Inc. 8411 | +3.27% | ¥104.20bn | Banks |
| Nomura Holdings, Inc. 8604 | +3.00% | ¥27.93bn | Securities and Commodities Futures |
| ANRITSU CORPORATION 6754 | +3.00% | ¥11.31bn | Electric Appliances |
| Murata Manufacturing Co.,Ltd. 6981 | +2.82% | ¥242.30bn | Electric Appliances |
Top 10 decliners
| Stock | 1-day change | Trading value | Sector |
|---|---|---|---|
| GNI Group Ltd. 2160 | -15.24% | ¥33.30bn | Pharmaceutical |
| ONO PHARMACEUTICAL CO.,LTD. 4528 | -9.99% | ¥21.65bn | Pharmaceutical |
| Hitachi,Ltd. 6501 | -9.77% | ¥230.14bn | Electric Appliances |
| KOMATSU LTD. 6301 | -7.56% | ¥72.52bn | Machinery |
| NEC Corporation 6701 | -6.39% | ¥97.46bn | Electric Appliances |
| KOITO MANUFACTURING CO.,LTD. 7276 | -5.96% | ¥12.29bn | Electric Appliances |
| Daido Steel Co.,Ltd. 5471 | -5.25% | ¥6.44bn | Iron and Steel |
| TOYODA GOSEI CO.,LTD. 7282 | -4.98% | ¥20.30bn | Transportation Equipment |
| Renesas Electronics Corporation 6723 | -4.63% | ¥95.46bn | Electric Appliances |
| MEITEC Group Holdings Inc. 9744 | -4.16% | ¥4.86bn | Services |
Sectors by average change
| Sector (TSE 33) | Avg change | Stocks |
|---|---|---|
| Banks | +2.23% | 9 |
| Nonferrous Metals | +1.93% | 7 |
| Insurance | +1.45% | 5 |
| Mining | +1.44% | 2 |
| Securities and Commodities Futures | +1.39% | 5 |
| Foods | +1.13% | 13 |
| Electric Power and Gas | +0.96% | 6 |
| Other | +0.86% | 2 |
| Real Estate | +0.85% | 8 |
| Other Financing Business | +0.78% | 4 |
| Glass and Ceramics Products | +0.65% | 3 |
| Retail Trade | +0.59% | 23 |
| Air Transportation | +0.53% | 2 |
| Oil and Coal Products | +0.42% | 3 |
| Other Products | +0.28% | 7 |
| Rubber Products | +0.27% | 2 |
| Construction | +0.20% | 8 |
| Marine Transportation | +0.04% | 3 |
| Land Transportation | -0.01% | 10 |
| Chemicals | -0.13% | 27 |
| Transportation Equipment | -0.19% | 16 |
| Precision Instruments | -0.24% | 8 |
| Warehousing and Harbor Transportation Service | -0.37% | 1 |
| Wholesale Trade | -0.39% | 12 |
| Services | -0.46% | 14 |
| Metal Products | -0.51% | 1 |
| Electric Appliances | -0.76% | 44 |
| REITs and funds | -0.83% | 5 |
| Machinery | -1.10% | 27 |
| Information & Communication | -1.17% | 41 |
| Textiles and Apparels | -1.20% | 2 |
| Pharmaceutical | -1.28% | 13 |
| Iron and Steel | -1.39% | 4 |
Definitions and source
- Prices: Yahoo! Finance quotes (about 20 minutes delayed during the session). Margin ratio: JPX margin trading balances (as of 2026-10-28). Short interest: JPX short-selling positions of 0.5% or more (as of 2026-10-29).
- Volume ratio = today's volume ÷ 20-day average volume. Margin ratio = margin buying balance ÷ margin selling balance.
- Clicking a tile opens the Japanese stock page. Japanese version with more layers (earnings dates, change in margin buying): 日本株ヒートマップ. US stocks in Japanese: 米国株ヒートマップ.
FAQ
What does the Japan stock heatmap show?
About 337 major Japanese stocks on one screen. Tile size = trading value (or market cap), colour = price change. The colour can be switched to 5/20/60-day change, volume ratio, margin ratio and disclosed short interest. Tiles are grouped by the TSE 33 sectors.
How often is the heatmap updated?
During the Tokyo session the data is refreshed five times a day (about 20 minutes delayed), plus once after the close. It is not real-time.
Where do the numbers come from?
Prices: Yahoo! Finance quotes. Margin balances and short-selling positions: Japan Exchange Group (JPX). English company names and sectors: JPX English list of listed issues.