Food · code 1420
Yam (nagaimo)
ながいも
Latest CPI
120.4
2026-04 (2020=100)
YoY %
+2.3%
5y change %
+121.7%
“Yam (nagaimo)” is a food item tracked in the official Japanese CPI (base year 2020 = 100). As of 2026-04, the index is 120.4 — +2.3% year on year and +121.7% cumulatively over the past 5 years.