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“Natto”, fermented soybeans: Japan CPI trend
Year on year+9.4%Aug 2026
Month on month+0.3%
Rank among items81 / 594
Peak since 2021+10.0%Jul 2026
Weight (per 10,000)13
Year-on-year change vs all items and group
Index (2020 = 100)
Average yearly change
-1.9%
-0.2%
+6.7%
+2.6%
+4.4%
+4.3%
Last 24 months
| Month | Index | MoM | YoY |
|---|---|---|---|
| Aug 2026 | 109.9 | +0.3% | +9.4% |
| Jul 2026 | 109.6 | +4.5% | +10.0% |
| Jun 2026 | 104.8 | +3.5% | +6.6% |
| May 2026 | 101.3 | -0.9% | +2.1% |
| Apr 2026 | 102.3 | +1.0% | +2.3% |
| Mar 2026 | 101.3 | +0.0% | +1.5% |
| Feb 2026 | 101.3 | +0.5% | +1.2% |
| Jan 2026 | 100.8 | +0.2% | +1.3% |
| Dec 2025 | 100.6 | -0.6% | +1.5% |
| Nov 2025 | 101.1 | -0.1% | +2.9% |
| Oct 2025 | 101.2 | +1.3% | +3.4% |
| Sep 2025 | 100.0 | -0.6% | +4.8% |
| Aug 2025 | 100.5 | +0.9% | +6.1% |
| Jul 2025 | 99.6 | +1.3% | +4.9% |
| Jun 2025 | 98.4 | -0.9% | +3.1% |
| May 2025 | 99.2 | -0.8% | +4.5% |
| Apr 2025 | 100.0 | +0.2% | +5.1% |
| Mar 2025 | 99.8 | -0.2% | +5.6% |
| Feb 2025 | 100.1 | +0.6% | +5.7% |
| Jan 2025 | 99.5 | +0.5% | +5.0% |
| Dec 2024 | 110.6 | +0.6% | +4.7% |
| Nov 2024 | 110.0 | +0.4% | +4.7% |
| Oct 2024 | 109.5 | +2.8% | +2.9% |
| Sep 2024 | 106.5 | +0.6% | +0.6% |
Position within Food (YoY)
+9.7%
+9.6%
+9.5%
+9.5%
+9.5%
+9.4%
+9.4%
+9.1%
+9.1%
+8.9%
+8.8%
+8.0%
+7.9%
Year-on-year change of the Japan CPI (Statistics Bureau, all Japan). Item indices, not shop prices.