data japan 2023BOJ's main time-series statistics is updated three times on each business day at around 9:00, 12:00, and 15:00 JST. If you wish to obtain the latest data immediately after the releaseJapan investment share of Nominal GDP data is updated quarterly, available from Mar 1980 to Dec 2025, with an average ratio of 26.9 %. ... In the latest reports, Japan