Bank of Japan Governor Kazuo Ueda speaks during a news conference, where he might discuss the central bank's inflation outlook. (Reuters)
Japan just handed the Bank of Japan a messaging problem: core inflation slipped below the central bank’s 2 percent target for the first time in nearly four years, yet the BOJ is still trying to convince markets that its tightening campaign is not finished. The February core CPI (excluding fresh food) rose 1.6 percent year on year, down from 2.0 percent in January, a slowdown that looks like a green light for patience if you only read the headline.
The catch is that much of the cooling is policy-made, not demand-made. Reuters points to a 9.1 percent drop in energy costs tied to the resumption of electricity and gas subsidies, plus a gasoline tax cut that the government estimates knocked 0.94 percentage points off headline inflation. Underneath those offsets, the BOJ’s preferred gauge that strips out fresh food and fuel still ran at 2.5 percent year on year, and food prices excluding fresh items were up 5.7 percent. That leaves Japan in the awkward spot where government relief makes inflation look tamer even as household grocery bills still feel anything but tame.
That tension is now colliding with geopolitics. The story flags that oil prices have surged on the Iran war, and Japan’s weak yen is amplifying import costs. The BOJ faces the classic trade-off: tighter policy could support the currency and lean against imported inflation, but it could also hit profits and sentiment in an economy reliant on imported fuel. Norinchukin Research Institute’s chief economist Takeshi Minami warned a rate hike could hurt an economy already dealing with deteriorating sentiment, arguing for a wait-and-see stance.
The BOJ’s answer is basically, “judge us on a better thermometer.” The central bank said it will disclose by summer a new price indicator designed to strip out one-off policy factors like subsidies. If that series shows inflation running hotter than the headline, it gives Governor Kazuo Ueda more room to keep nudging rates up without looking like he is ignoring the data. If it does not, the BOJ risks tightening into an artificially cooled CPI and inviting a policy mistake, with the next few months of subsidy tweaks and oil moves likely to do as much to the inflation prints as consumer demand does.