CoinDesk
The Bank of Japan held its benchmark rate at 1% on Friday, and Governor Kazuo Ueda's attempt to sound hawkish during his press conference did not move the needle. The yen gave back its intraday move, and USD/JPY returned roughly to where it started as traders had already priced a high probability of an October hike.
Bitcoin traded near $63,900, roughly flat on the session, while Ether held around $1,885. BNB was the standout large-cap token, up 3.5% on the day and 4.4% on the week at roughly $591.
Why it matters
The yen carry trade remains the plumbing that funnels cheap, weak-yen liquidity into global risk assets, and Bitcoin has ridden that current all month. Ueda flagged inflation rising above 2% later this fiscal year and pointed to two threads that have shaped crypto's macro backdrop: AI-driven capex demand and a weak yen. Both are bullish for risk, both are conditions the BOJ would need to break to tighten meaningfully.
Market impact
A round-tripped yen means the carry remains intact, not wound down. Bitcoin's flat reaction is the cleanest read: no new tightening signal, no liquidity drain, and the AI-cycle bid still in place. Watch the October meeting for the first real test of whether Ueda's hawkish lean translates into action.
Frequently asked questions
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Did the BOJ raise interest rates in this decision?
No. The Bank of Japan held its benchmark rate at 1%, in line with expectations. Markets had already priced a high chance of a hike at the October meeting, which is why Friday's decision did not move the yen.
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Why did the yen give back its move after the BOJ decision?
Governor Kazuo Ueda tried to sound hawkish during the press conference, but traders had already priced a high probability of an October hike. USD/JPY round-tripped to roughly where it started the session as the hawkish lean produced no fresh signal.
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How does the yen carry trade affect Bitcoin?
A weak yen keeps Japanese borrowing costs low relative to the rest of the world, and that cheap liquidity flows into global risk assets, including Bitcoin. The carry stays intact when the BOJ does not tighten meaningfully, which is the read markets took from Friday's hold.
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What did Ueda say about inflation?
Ueda said inflation should rise above 2% later this fiscal year and pointed to AI demand and a weak yen as the forces pushing prices higher, the same two threads that have shaped crypto's macro backdrop all month.
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Which tokens moved on the day and which were flat?
Bitcoin traded near $63,900, roughly flat. Ether held around $1,885. BNB was the standout large-cap, up 3.5% on the day and 4.4% on the week to roughly $591.
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