Bank of Japan Decision in July?

Platform comparison

Market context

The Bank of Japan is scheduled to release its Monetary Policy Statement on 31 July 2026, determining any change to the upper bound of its short-term policy rate, which currently sits at 1.0% following the June hike to that level [1][2]. With the market pricing a 0% probability for a rate increase, traders are effectively betting on a pause in the central bank’s normalization cycle despite recent inflationary pressures.

Historically, the BOJ has moved in 25-basis-point increments during its post-2024 tightening phase, raising rates from 0.75% to 1.0% in June 2026 with a 7–1 vote split [1][4]. Comparable cases show the bank typically waits at least six months between hikes when underlying CPI inflation approaches but does not yet sustainably exceed the 2% target, as seen in the summary of opinions from the June meeting where members affirmed a continued hike stance but offered no clear timing for the next move [2]. This six-month rhythm aligns with government panel member Toshihiro Nagahama’s view that two further hikes at a pace of once every six months would be appropriate, pointing to a potential December 2026 move rather than July [3].

Traders should monitor the BOJ’s Outlook Report for Economic Activity and Prices, released alongside the July statement, for shifts in inflation forecasts and any reassessment of Middle East tensions affecting energy prices [1]. The immediate catalyst is the 31 July statement itself, but dependencies include upcoming US Federal Reserve decisions and yen volatility, as a persistently weak currency could force the BOJ to accelerate hikes despite the current market consensus [3][4].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Bank of Japan Decision in July? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Prediction Today, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

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How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.