Tools · MarketsUpdated after disclosure

Japan FX Intervention Log

Stored official yen-intervention disclosures, by reporting window and quarter.

Data through 28 Oct 2026 · Updated after disclosure

Stored reporting periods only. Monthly windows and quarterly totals overlap; do not add them together.

Days since last intervention window

2026 total (10 monthly windows)

¥27.1tn

Latest quarter (2026-Q3)

¥15.4tn

Interventions on record

FX intervention log
Window end	¥ billion
26 Aug 2026	15,399.3
27 May 2026	11,734.9
29 Jul 2024	5,534.8
29 May 2024	9,788.5

Full reporting log

All reporting periods

FX intervention log
Window end	¥ billion
28 Oct 2026	none
28 Sept 2026	none
26 Aug 2026	15,399.3
29 Jul 2026	none
26 Jun 2026	none
27 May 2026	11,734.9
27 Apr 2026	none
27 Mar 2026	none
25 Feb 2026	none
28 Jan 2026	none
26 Dec 2025	none
26 Nov 2025	none
29 Oct 2025	none
26 Sept 2025	none
27 Aug 2025	none
29 Jul 2025	none
26 Jun 2025	none
28 May 2025	none
25 Apr 2025	none
27 Mar 2025	none
26 Feb 2025	none
29 Jan 2025	none
26 Dec 2024	none
27 Nov 2024	none
29 Oct 2024	none
26 Sept 2024	none
28 Aug 2024	none
29 Jul 2024	5,534.8
26 Jun 2024	none
29 May 2024	9,788.5
25 Apr 2024	none
27 Mar 2024	none
27 Feb 2024	none
29 Jan 2024	none
27 Dec 2023	none
28 Nov 2023	none
27 Oct 2023	none
27 Sept 2023	none
29 Aug 2023	none
27 Jul 2023	none
28 Jun 2023	none
29 May 2023	none
26 Apr 2023	none
29 Mar 2023	none
24 Feb 2023	none
27 Jan 2023	none

Quarterly totals

All quarters

FX intervention log
Quarter	¥ billion
2026-Q3	15,399.3
2026-Q2	11,734.9
2026-Q1	none
2025-Q4	none
2025-Q3	none
2025-Q2	none
2025-Q1	none
2024-Q4	none
2024-Q3	5,534.8
2024-Q2	9,788.5
2024-Q1	none
2023-Q4	none
2023-Q3	none
2023-Q2	none
2023-Q1	none
2022-Q4	6,349.9
2022-Q3	2,838.2
2022-Q2	none
2022-Q1	none
2021-Q4	none
2021-Q3	none
2021-Q2	none
2021-Q1	none
2020-Q4	none
2020-Q3	none
2020-Q2	none
2020-Q1	none
2019-Q4	none
2019-Q3	none
2019-Q2	none
2019-Q1	none
2018-Q4	none
2018-Q3	none
2018-Q2	none
2018-Q1	none
2017-Q4	none
2017-Q3	none
2017-Q2	none
2017-Q1	none
2016-Q4	none
2016-Q3	none
2016-Q2	none
2016-Q1	none
2015-Q4	none
2015-Q3	none
2015-Q2	none
2015-Q1	none
2014-Q4	none
2014-Q3	none
2014-Q2	none
2014-Q1	none
2013-Q4	none
2013-Q3	none
2013-Q2	none
2013-Q1	none
2012-Q4	none
2012-Q3	none
2012-Q2	none
2012-Q1	none
2011-Q4	9,091.6
2011-Q3	4,512.9
2011-Q2	none
2011-Q1	692.5
2010-Q4	none
2010-Q3	2,124.9
2010-Q2	none
2010-Q1	none
2009-Q4	none
2009-Q3	none
2009-Q2	none
2009-Q1	none
2008-Q4	none
2008-Q3	none
2008-Q2	none
2008-Q1	none
2007-Q4	none
2007-Q3	none
2007-Q2	none
2007-Q1	none
2006-Q4	none
2006-Q3	none
2006-Q2	none
2006-Q1	none
2005-Q4	none
2005-Q3	none
2005-Q2	none
2005-Q1	none
2004-Q4	none
2004-Q3	none
2004-Q2	none
2004-Q1	14,831.4
2003-Q4	5,875.5
2003-Q3	7,551.2
2003-Q2	4,611.6
2003-Q1	2,386.7
2002-Q4	none
2002-Q3	none
2002-Q2	4,016.2
2002-Q1	none
2001-Q4	none
2001-Q3	3,210.7
2001-Q2	none
2001-Q1	none
2000-Q4	none
2000-Q3	143.5
2000-Q2	1,385.4
2000-Q1	1,644.3
1999-Q4	1,558
1999-Q3	2,387.6
1999-Q2	3,039.2
1999-Q1	656.3
1998-Q4	none
1998-Q3	none
1998-Q2	3,047
1998-Q1	none
1997-Q4	1,128.2
1997-Q3	none
1997-Q2	none
1997-Q1	none
1996-Q4	none
1996-Q3	none
1996-Q2	none
1996-Q1	1,603.6
1995-Q4	none
1995-Q3	2,558.4
1995-Q2	605
1995-Q1	1,795.4
1994-Q4	355.6
1994-Q3	334
1994-Q2	813.9
1994-Q1	560.4
1993-Q4	none
1993-Q3	846.7
1993-Q2	1,711.3
1993-Q1	none
1992-Q4	none
1992-Q3	63.8
1992-Q2	518.5
1992-Q1	134.6
1991-Q4	none
1991-Q3	13.9
1991-Q2	56.3

Source: Ministry of Finance

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