Japan's services PPI expected at 3.7% before BOJ's Friday decision

The services PPI does not usually cause big yen moves on its own. However, a reading at or above 3.7% would reinforce expectations for a December rate hike and offer modest support to the yen and short-term JGB yields heading into Friday. A lower-than-expected figure would carry extra significance following September's sharp slowdown in goods producer prices and could weigh on the yen by fueling speculation of a more gradual BOJ path. Since an October hike is effectively priced out, the yen's larger reaction is likely to come from the tone of the BOJ's outlook report and Ueda's press conference rather than this data.

Earlier:

• Daiwa expects BOJ to hold but sees 2% inflation call paving way for December hike
• BOJ expected to keep rate at 1.25% as Ueda hints at more increases toward neutral
• Nikkei slips then bounces as Iran oil concerns weigh; ING sees BOJ holding at 1.25%, two hikes in 2027

Services inflation in Japan is at a two-year peak, and the BOJ's key test this week is whether it will state that underlying inflation has finally reached 2%.

In summary:

• Japan's September services PPI, also known as the corporate services price index, is due at 23:50 GMT (19:50 US Eastern) with a consensus of 3.7% year-on-year, unchanged from August.
• August's 3.7% was the fastest pace in over two years; excluding international transportation it was a softer 3.2%.
• The index tracks business-to-business service prices and is monitored for evidence that wage growth is passing through to prices.
• September goods PPI slowed to 6.8% year-on-year from 7.6%, well below expectations.
• The BOJ meets October 29-30 and is widely expected to hold at 1.25% after September's hike; more than 80% of economists in a Bloomberg survey see the next move in December.
• The key focus is whether the BOJ judges underlying inflation has reached its 2% target, something it has never declared since adopting the goal in 2013.

Core article:

Japan's September services producer price index is due at 23:50 GMT (19:50 US Eastern). Although it seldom shifts markets on its own, this release comes just days before a Bank of Japan meeting where the inflation narrative will be more important than the rate decision. The consensus expectation is for annual growth to hold at 3.7%, matching August's reading, which was the fastest pace in over two years.

Published by the Bank of Japan, the index—also called the corporate services price index—tracks what firms charge each other for services like transport, communications, finance, real estate, advertising, and equipment leasing. It is labour-intensive, making it a gauge for whether wage increases are being passed through to prices. That provides a useful check on the BOJ's view that wage growth is driving a self-sustaining inflation cycle, rather than inflation stemming mainly from imported costs.

The goods side has been less strong. Japan's goods producer price index slowed to 6.8% year-on-year in September from 7.6% in August, well below forecasts, partly due to government fuel subsidies. A stable services reading in that context would indicate domestic price pressure is persisting even as some cost-push pressure from raw materials diminishes. One caution: part of August's strength came from international transportation, and without that component the index rose a more moderate 3.2%, so the breakdown deserves as much attention as the headline.

The BOJ meets October 29-30, with the decision due on Friday. The bank raised its policy rate to 1.25% in September by a 7-2 vote, and a hold is the overwhelming expectation this week. A Bloomberg survey found over 80% of economists expect the next hike in December, with none predicting a move in October. Governor Kazuo Ueda has signaled that back-to-back increases are unnecessary, while emphasizing that rates will need to move higher toward a neutral level.

The larger question for markets is whether the BOJ's quarterly outlook report determines that underlying inflation has reached its 2% target, a statement it has never made since adopting that goal in 2013. A strong services result would strengthen that case and reinforce December pricing, while a softer reading would give the board more room to remain patient.