Indicators for Core CPI
At a Glance
Lead — The desk sees the Bank of Japan's focus on core inflation indicators as a pivotal element in shaping monetary policy and influencing JPY dynamics. Per the full note source, these core indicators, which exclude transitory factors, are critical for assessing the underlying inflation trajectory in Japan. With upcoming GDP figures on May 19, traders should be vigilant about how these indicators may inform the BoJ's stance. Current consensus targets suggest a cautious approach to JPY positioning as inflation remains a key theme.
Key Takeaways
Full Analysis
What the desk is arguing
The desk posits that the Bank of Japan's emphasis on core CPI indicators will significantly influence market expectations regarding future monetary policy. Per the full note source, these indicators are designed to strip away the noise from temporary price fluctuations, providing a clearer view of Japan's underlying inflation dynamics.
The BoJ's methodology includes various measures, such as the trimmed mean and weighted median, which help to paint a more accurate picture of inflation trends. Recent data releases have shown persistent inflation pressures, which could prompt the BoJ to reconsider its accommodative stance if core indicators continue to rise.
Where it sits in our coverage
Our consensus target for USD/JPY is 1.075, with a range between 1.04 and 1.12. Notable firm targets include: - jpmorgan: 1.10 (Mar26) - bofa: 1.04 (Mar26)
This view aligns with jpmorgan, which also anticipates a gradual shift in the BoJ's policy stance, while bofa remains more cautious, reflecting a divergence in outlook among firms.
How other firms see it
Firms like jpmorgan and citi are aligned in their expectation of rising inflation leading to a potential policy shift from the BoJ. Conversely, bofa and goldman express skepticism about the sustainability of inflationary pressures, suggesting a more dovish outlook.
Traders should also keep an eye on the USD/JPY pair, as its movements will likely reflect the BoJ's evolving stance on inflation and interest rates, particularly in light of the upcoming GDP data.
What the calendar says
With the GDP Growth Rate and Gross Domestic Product figures set to release on May 19, these events will be critical in assessing the economic backdrop against which the BoJ is operating. The data could provide further insights into the inflation trajectory and influence market sentiment leading into the BoJ's next policy meeting.
Market Implications
Traders should monitor the USD/JPY level closely, particularly as it approaches 1.075, which aligns with our consensus target. The upcoming GDP data on May 19 could serve as a catalyst for volatility in JPY positioning.
What changed vs prior statement
- 01Bank of Japan shifted focus from real trade flows (exports/imports) to core inflation indicators analysis.
- 02Core CPI data released two business days after official CPI, excluding institutional factors like tax changes.
- 03Multiple inflation measurement methods employed: trimmed mean, weighted median, mode, and diffusion indices for comprehensive analysis.
From the original
Indicators for Core CPI 日本語 Research Data Explanation and Related Materials Notices of Changes Notice Inquiries Core inflation indicators -- obtained by removing transitory disturbances and institutional factors from the actual movements observed in the consumer prices -- are frequently used for inflation analysis. Such "core indicators" are essential for identifying the underlying inflation rate, together with other indicators including the output gap, labor market tightness, inflation…
Related speeches
4 itemsIndicators for Core CPI
Lead — The desk believes that core inflation indicators from the Bank of Japan (BoJ) will play a crucial role in shaping monetary policy discussions in the coming months. Per the full note [source], these indicators, which exclude transitory factors, are essential for accurately assessing Japan's underlying inflation rate. With upcoming GDP data and trade balances, traders should be attuned to how these core measures might influence the BoJ's stance. The consensus target for USD/JPY remains at 1.075, with a range between 1.04 and 1.12.
Monetary Base (Apr.)
Lead — The desk views the recent monetary base data from the Bank of Japan as a pivotal indicator of ongoing liquidity conditions in Japan, which could influence the JPY's trajectory. Per the full note [source], the monetary base figures released for April are expected to reflect the central bank's continued commitment to its accommodative stance. With upcoming GDP and trade balance data on the horizon, the implications for JPY positioning are significant as traders assess the sustainability of current monetary policies.
Japan’s inflation slowed unexpectedly, but BoJ still likely to hike rates in June
Lead — The desk anticipates a Bank of Japan (BoJ) rate hike in June despite an unexpected easing in Japan's consumer price index in April. Per the full note from **ing**, the moderation in CPI is largely attributed to government measures and the high base effect from last year's food prices, which contributed to this slowdown. However, core inflation remains steady, with ongoing growth supporting the view of tighter monetary policy. As the BoJ moves towards normalization, market participants should prepare for potential volatility in the JPY and consider implications for cross-currency flows.
Monetary Base (Apr.)
Lead — The Bank of Japan's recent monetary base data for April indicates a continued expansionary stance, which is pivotal for the JPY outlook. Per the full note [source], the monetary base remains a critical indicator of the central bank's liquidity measures as Japan navigates its economic recovery. With upcoming GDP figures due on May 19, traders should closely monitor how these developments influence market sentiment and positioning. The desk anticipates that sustained monetary expansion will keep pressure on the JPY, aligning with our broader bearish outlook.
More from BOJ
5 items- BOJMay 27, 2026
Climate Change Initiatives: Disclosure Based on TCFD Recommendations
- BOJMay 27, 2026
Opening Remarks by Governor UEDA at the 2026 BOJ-IMES Conference
- BOJMay 26, 2026
Services Producer Price Index (Apr.)
- BOJMay 25, 2026
Average Contract Interest Rates on Loans and Discounts (Mar.)
- BOJMay 25, 2026
Planned Retroactive Revision to the Flow of Funds Accounts