# Japan Doped Silicon Wafer Imports from Taiwan (customs value)

Japan Doped Silicon Wafer Imports from Taiwan (customs value) was up 58.2% year on year in September 2026, compared with −0.3% in August 2026.
The level stood at 3,782,211 JPY thousands.
Over the past ten years it has ranged from −54.9% (Oct 2019) to 77.4% (Aug 2025), averaging 3.1%.

- Source agency: Ministry of Finance Japan
- Makrognosis code: `JP.IMPORTS.M.NSA.GRP-WAFERS.PARTNER-TW`
- Frequency: monthly
- Units: JPY thousands
- Coverage: 2003-01-01 to 2026-09-01 (165 observations)
- Page: https://makrognosis.robomacro.com/data/japan/doped-silicon-wafer-imports-from-taiwan-customs-value

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| September 2026 | 3,782,211 JPY thousands | 58.2 |
| August 2026 | 3,007,770 JPY thousands | −0.3 |
| July 2026 | 2,901,626 JPY thousands | 41.0 |
| June 2026 | 2,308,039 JPY thousands | 8.4 |
| May 2026 | 2,237,450 JPY thousands | −3.9 |
| April 2026 | 2,462,190 JPY thousands | −2.8 |
| March 2026 | 2,285,692 JPY thousands | −20.9 |
| February 2026 | 1,950,791 JPY thousands | −8.6 |
| January 2026 | 2,879,241 JPY thousands | 10.0 |
| December 2025 | 2,211,554 JPY thousands | 28.8 |
| November 2025 | 2,654,528 JPY thousands | 38.4 |
| October 2025 | 2,674,254 JPY thousands | 59.1 |
| September 2025 | 2,390,505 JPY thousands | 41.6 |
| August 2025 | 3,015,645 JPY thousands | 77.4 |
| July 2025 | 2,057,443 JPY thousands | −13.6 |
| June 2025 | 2,128,348 JPY thousands | −5.8 |
| May 2025 | 2,327,718 JPY thousands | −16.8 |
| April 2025 | 2,533,735 JPY thousands | 18.9 |
| March 2025 | 2,888,008 JPY thousands | 15.5 |
| February 2025 | 2,135,253 JPY thousands | 3.8 |
| January 2025 | 2,617,140 JPY thousands | 14.3 |
| December 2024 | 1,716,580 JPY thousands | −27.5 |
| November 2024 | 1,918,432 JPY thousands | −18.2 |
| October 2024 | 1,680,568 JPY thousands | −28.1 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/JP.IMPORTS.M.NSA.GRP-WAFERS.PARTNER-TW"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/JP.IMPORTS.M.NSA.GRP-WAFERS.PARTNER-TW",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```