Isobutene-isoprene (butyl) rubber (IIR) (400231000)
Isobutene-isoprene (butyl) rubber (IIR) (statistical code 400231000): imports in September 2026 were JPY 109,170,000 (-6.5% year on year), quantity 208,526 KG, unit price JPY 524 per KG. Main origins: Singapore (75.6%), Canada (14.9%), People's Republic of China (6.0%), United States of America (3.5%). Figures for September 2026 are preliminary.
Export statistics for this code
Monthly statistics
| Month | Status | Import value | Quantity | Unit price | Year-on-year |
|---|---|---|---|---|---|
| September 2026 | preliminary | JPY 109,170,000 | 208,526 | JPY 524 | -6.5% |
| August 2026 | revised | JPY 149,691,000 | 262,781 | JPY 570 | +150.4% |
| July 2026 | revised | JPY 63,572,000 | 115,856 | JPY 549 | +7.0% |
| June 2026 | revised | JPY 82,714,000 | 139,155 | JPY 594 | +14.0% |
| May 2026 | revised | JPY 96,606,000 | 180,108 | JPY 536 | +53.6% |
| April 2026 | revised | JPY 117,631,000 | 271,348 | JPY 434 | +20.0% |
| March 2026 | revised | JPY 56,392,000 | 112,765 | JPY 500 | +38.1% |
| February 2026 | revised | JPY 44,369,000 | 107,653 | JPY 412 | -38.0% |
| January 2026 | revised | JPY 67,254,000 | 162,375 | JPY 414 | -34.0% |
| December 2025 | revised (second) | JPY 70,269,000 | 162,046 | JPY 434 | +7.4% |
| November 2025 | revised (second) | JPY 51,147,000 | 125,154 | JPY 409 | -34.5% |
| October 2025 | revised (second) | JPY 58,693,000 | 145,286 | JPY 404 | -13.1% |
| September 2025 | revised (second) | JPY 116,766,000 | 267,100 | JPY 437 | -19.6% |
| August 2025 | revised (second) | JPY 59,781,000 | 122,461 | JPY 488 | -23.7% |
| July 2025 | revised (second) | JPY 59,404,000 | 144,232 | JPY 412 | -27.7% |
| June 2025 | revised (second) | JPY 72,538,000 | 172,468 | JPY 421 | +21.9% |
| May 2025 | revised (second) | JPY 62,894,000 | 143,253 | JPY 439 | -43.7% |
| April 2025 | revised (second) | JPY 98,032,000 | 238,173 | JPY 412 | +24.4% |
| March 2025 | revised (second) | JPY 40,824,000 | 81,729 | JPY 500 | -4.9% |
| February 2025 | revised (second) | JPY 71,530,000 | 152,716 | JPY 468 | +49.3% |
| January 2025 | revised (second) | JPY 101,849,000 | 195,059 | JPY 522 | +55.6% |
| December 2024 | final | JPY 65,403,000 | 146,379 | JPY 447 | -36.5% |
| November 2024 | final | JPY 78,068,000 | 178,899 | JPY 436 | +52.0% |
| October 2024 | final | JPY 67,548,000 | 147,310 | JPY 459 | +14.9% |
API and MCP
No API key required. An optional API key gives you a dedicated quota of 1,000 requests per day that is not affected by congestion (free at https://data.washutrading.com/register/).
AI agents: call get_catalog or get_item_summary first (one call gives this item's overview): https://data.washutrading.com/api/v1/item-summary?code=400231000&flow=import
Example API request for this item: https://data.washutrading.com/api/v1/series?code=400231000&flow=import