Official release row with the realised value, prior value, forecast field, exact announcement timestamp, and series chart in one canonical workspace.
2026-09-17 23:30 UTC
A release-date view of the official series, capped at the selected announcement so the chart matches the page timestamp.
The official Core CPI inflation row printed 1.7 for 2026-08-31. The previous value was 1.8 and the forecast field was --.
Use the chart above to compare this release with the recent series path, then use the API endpoint below for point-in-time event studies and model features keyed to the stable release ID.
The values below are the machine-readable citation fields for this announcement. The local and UTC timestamps are kept visible because event studies and trading systems need the exact public release moment, not just the date.
| Public release ID | jpy_core_inflation_2026-09-17 |
|---|---|
| API announcement ID | jpy_core_inflation_2026-08-31 |
| Release time |
2026-09-17 23:30 UTC
|
| Reference period | 2026-08-31 |
| Actual value | 1.7 |
| Previous value | 1.8 |
| Forecast | -- |
| Surprise | -- |
| Announcement timestamp | 1789687800 |
Move through adjacent announcement records for the same inflation series.
The value, its publication time, the next scheduled date, and the official publisher for Japan Core CPI inflation.
Japan Core Inflation was 1.7% year on year in August 2026. The previous reading was 1.8%.
This release was published on Sep 17, 2026 at 08:30 Asia/Tokyo.
The next Japan Core Inflation release is scheduled for Oct 23, 2026 at 08:30 Asia/Tokyo.
Statistics Bureau publishes the official Core Inflation series. FXMacroData stores every release with its announcement timestamp and serves it from the announcements endpoint for this series.
Field names are preserved for traceability and downstream testing.
{
"announcement_datetime": 1789687800,
"announcement_id": "jpy_core_inflation_2026-08-31",
"capture_time_basis": "fetch_completed",
"collected_at_iso": "2026-09-18T02:00:18.437640Z",
"collected_at_ns": 1789696818437640200,
"date": "2026-08-31",
"observed_at_ns": 1790916994932268171,
"previous_value": 1.8,
"publication_time_precision": "unknown",
"publication_time_status": "unverified",
"revisions": [
{
"epoch": 1789687800,
"val": 1.7
},
{
"capture_time_basis": "fetch_completed",
"epoch": 1789687800,
"is_first_release": false,
"observed_at_ns": 1790916994932268171,
"publication_time_precision": "unknown",
"publication_time_status": "unverified",
"val": 1.7,
"vintage_status": "captured_snapshot"
}
],
"val": 1.7,
"vintage_status": "captured_snapshot"
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