Japan’s central bank is about to do something it hasn’t done in over three decades: push interest rates to a level that actually resembles normal monetary policy. The Bank of Japan is widely expected to raise its key policy rate by 25 basis points to 1.0% at its June 15-16 meeting, which would mark the highest rate since 1995.

What’s driving the hike

The move carries near-certainty in market pricing. Between 94% and 98% of economists expect the BOJ to pull the trigger, according to survey data. Persistent inflation is the primary catalyst. Energy costs, amplified by escalating tensions in the Middle East, have kept upward pressure on prices in Japan.

The current rate sits at 0.75%, after the BOJ bumped it up from 0.50% in December 2025.

One notable wrinkle: Governor Kazuo Ueda will reportedly miss the meeting due to medical treatment. Deputy Governor Uchida will handle the post-decision media briefing.

Beyond rates: the bond taper question

The rate decision isn’t the only item on the agenda. The BOJ is also expected to reassess the pace of its government bond purchasing program.

Forward guidance will be the market’s obsession in the days following the decision. Any language suggesting further hikes are on the table, or conversely, that the bank plans to pause and assess, will move markets.

What this means for investors

The carry trade is another channel worth watching. For years, investors borrowed cheaply in yen to fund investments in higher-yielding assets elsewhere. As Japanese rates climb, that trade becomes less attractive. Unwinding carry trades can create sudden liquidity shifts across asset classes.

The 97-98% probability priced into markets for this hike means the move itself is largely baked in. The volatility risk sits squarely in the forward guidance. If Uchida signals that further hikes are likely in the second half of 2026, expect the yen to strengthen further and risk assets to face headwinds.