In April this year, Japanese crude steel production was down by 4.2 percent compared to the previous month and increased by 0.3 percent compared to April 2025, totaling 6.62 million mt, according to the data released by the Japan Iron and Steel Federation (JISF).
Meanwhile, in the given month Japan’s pig iron production totaled 4.77 million metric tons, decreasing by 2.9 percent compared to the previous month and up by 0.7 percent year on year.
In the first four months of this year, the country’s crude steel output stood at 26.67 million metric tons, down by 1.2 percent, while its pig iron production came to 19.21 million metric tons, decreasing by 1.8 percent, both on year-on-year basis.
The production volume of some steel products in Japan can be seen in the chart below:
| Product | April 2026 (mt) | M-o-m change (%) | Y-o-y change (%) |
| Hot rolled section | 359,000 | -9.3 | 5.1 |
| Bar | 603,400 | -0.2 | 1.0 |
| Wire rod | 102,100 | -16.9 | -13.1 |
| Heavy plate | 670,900 | -8.0 | 6.5 |
| Hot rolled wide strip | 2,664,700 | -10.1 | -10.4 |
| Cold rolled wide strip | 978,300 | -18.4 | -17.4 |
| Galvanized sheet | 653,600 | -11.5 | - |
| Welded pipe | 228,700 | -4.0 | -2.3 |