Food · code 1411
Sweet potato
さつまいも
Latest CPI
114.7
2026-04 (2020=100)
YoY %
+2.0%
5y change %
+702.1%
“Sweet potato” is a food item tracked in the official Japanese CPI (base year 2020 = 100). As of 2026-04, the index is 114.7 — +2.0% year on year and +702.1% cumulatively over the past 5 years.