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“Konnyaku”, devil's-tongue: Japan CPI trend
Year on year+16.1%Aug 2026
Month on month+0.0%
Rank among items23 / 594
Peak since 2021+16.4%Jul 2026
Weight (per 10,000)4
Year-on-year change vs all items and group
Index (2020 = 100)
Average yearly change
-0.1%
+0.8%
+3.6%
+1.8%
+3.0%
+10.1%
Last 24 months
| Month | Index | MoM | YoY |
|---|---|---|---|
| Aug 2026 | 117.2 | +0.0% | +16.1% |
| Jul 2026 | 117.2 | +0.9% | +16.4% |
| Jun 2026 | 116.1 | +1.7% | +15.4% |
| May 2026 | 114.1 | +3.3% | +13.9% |
| Apr 2026 | 110.5 | +7.1% | +10.5% |
| Mar 2026 | 103.2 | +1.6% | +4.4% |
| Feb 2026 | 101.5 | +1.1% | +2.5% |
| Jan 2026 | 100.4 | +0.5% | +1.4% |
| Dec 2025 | 99.9 | -0.4% | +1.4% |
| Nov 2025 | 100.3 | +0.2% | +2.4% |
| Oct 2025 | 100.1 | -0.3% | +3.1% |
| Sep 2025 | 100.4 | -0.5% | +3.3% |
| Aug 2025 | 100.9 | +0.2% | +4.3% |
| Jul 2025 | 100.6 | +0.0% | +3.6% |
| Jun 2025 | 100.6 | +0.4% | +3.8% |
| May 2025 | 100.2 | +0.2% | +3.2% |
| Apr 2025 | 100.0 | +1.1% | +3.5% |
| Mar 2025 | 98.9 | -0.2% | +2.2% |
| Feb 2025 | 99.0 | -0.0% | +3.0% |
| Jan 2025 | 99.0 | +0.3% | +2.6% |
| Dec 2024 | 107.8 | +0.6% | +2.6% |
| Nov 2024 | 107.2 | +0.9% | +2.2% |
| Oct 2024 | 106.3 | -0.0% | +1.7% |
| Sep 2024 | 106.3 | +0.5% | +1.4% |
Position within Food (YoY)
+23.3%
+21.8%
+21.3%
+21.2%
+21.0%
+20.5%
+16.1%
+15.9%
+14.6%
+14.5%
+14.5%
+14.3%
+13.8%
Year-on-year change of the Japan CPI (Statistics Bureau, all Japan). Item indices, not shop prices.