Business Conditions Index: September 2026 Preliminary Release
Overview
Publication information on the Business Conditions Index from the Economic and Social Research Institute of the Cabinet Office. The September 2026 preliminary release includes an overview and preliminary data. Long-term series, figures for individual series, and contributions of individual series to the CI are also posted with the same date. Notices cover the 22nd Meeting of the Business Conditions Index Research Committee, changes to the CI base year, and other matters, as well as the switch to figures revised after the 13th revision. The page also provides criteria for trend assessments and comparisons of old and new seasonal adjustment models. The archive of past overviews contains monthly materials from 2021 through 2026.
Key points
- An overview and preliminary data are posted for the September 2026 preliminary release.
- The series materials are divided into long-term series, figures for individual series, and contributions of individual series to the CI.
- Figures have reflected the 13th revision since the January 2021 preliminary release.
- The archive of past overviews provides monthly materials from 2021 through 2026.
Overview
The published content consists of preliminary information on the Business Conditions Index, series data, related materials, and an archive of past overviews. The Economic and Social Research Institute's Business Statistics Division at the Cabinet Office is listed as the source of the materials, and contact information for inquiries about the Business Conditions Index is provided.
The notices state that the 22nd Meeting of the Business Conditions Index Research Committee was held on July 23, 2026, and that materials on changes to the CI base year and other matters are dated June 26, 2023. Information is also provided about the Consumer Mind Survey (trial).
Details
The preliminary releases section lists the September 2026 preliminary release and links to an overview (PDF, 401 KB) and preliminary data (PDF, 1169 KB). The release was posted on November 9, 2026.
The series section, dated the same day, includes long-term series for the CI, DI, and cumulative DI; individual figures for the leading, coincident, and lagging series; and contributions of the leading, coincident, and lagging series to the CI. These materials are provided in Excel format. Also posted are the criteria for trend assessments (May 12, 2026) and comparisons of old and new seasonal adjustment models for “L10 Investment Environment Index (Manufacturing), Lg5 Corporate Tax Revenue” (March 9 of the same year) and “C4 Labor Input Index (All Surveyed Industries)” (March 25 of the same year).
The archive of past overviews provides monthly preliminary release overviews, preliminary data, and revision materials for 2026, 2025, 2024, 2023, 2022, and 2021. Entries are available from January through August for 2026, and from January through December for each year from 2025 through 2021. Separate links are also provided to “Past Overviews (13th Revision)” and the “Archive of Past Overviews.”
According to the notice, figures from the January 2021 preliminary release onward reflect the 13th revision. The listed contact is the Business Statistics Division of the Economic and Social Research Institute, Cabinet Office, telephone 03-6257-1627 (direct line).