Utilities (fuel & water) · code 3810
Water bill
水道料
Latest CPI
105.7
2026-04 (2020=100)
YoY %
-1.6%
5y change %
+444.8%
“Water bill” is a utilities (fuel & water) item tracked in the official Japanese CPI (base year 2020 = 100). As of 2026-04, the index is 105.7 — -1.6% year on year and +444.8% cumulatively over the past 5 years.