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CNB exchange rates
Daily and yearly rates published by the Czech National Bank. Any pair, any date since 1999.
Last sync: 19.10.2026
Daily rate 19.10.2026 · click a row for history
Selected pair: 1 USD = 139.606JPY 06.06.2023
Verify on cnb.cz
Convert any amount
USD
—
JPY · rounded to 2 decimals
Yearly rate · jednotný kurz For tax returns
How the yearly rate becomes official
Estimate: running average of the last CNB rate in each of the 12 months (Section 38(1) ZDP).
Confirmed: each spring GFR publishes the official rate (Pokyn GFR, e.g. D-66); the badge flips and links to the source PDF.
Rates shown for pair USD/JPY. CNB index
Recent rates · USD/JPY Business days only — CNB does not publish on weekends or Czech holidays
Date 1 USD (JPY)
06.06.2023 Tue 139.606 verify
05.06.2023 Mon 140.207 verify
04.06.2023 Sun 138.916 verify
03.06.2023 Sat 138.916 verify
02.06.2023 Fri 138.916 verify
01.06.2023 Thu 139.738 verify
31.05.2023 Wed 139.549 verify
30.05.2023 Tue 139.624 verify
29.05.2023 Mon 140.265 verify
28.05.2023 Sun 139.714 verify
27.05.2023 Sat 139.714 verify
26.05.2023 Fri 139.714 verify
25.05.2023 Thu 139.243 verify
24.05.2023 Wed 138.421 verify
23.05.2023 Tue 138.448 verify
22.05.2023 Mon 138.339 verify
21.05.2023 Sun 138.372 verify
20.05.2023 Sat 138.372 verify
19.05.2023 Fri 138.372 verify
18.05.2023 Thu 137.831 verify
17.05.2023 Wed 136.960 verify
16.05.2023 Tue 135.928 verify
15.05.2023 Mon 136.218 verify
14.05.2023 Sun 134.973 verify
13.05.2023 Sat 134.973 verify
12.05.2023 Fri 134.973 verify
11.05.2023 Thu 134.226 verify
10.05.2023 Wed 135.325 verify
09.05.2023 Tue 135.016 verify
08.05.2023 Mon 134.201 verify
Use this rate when filing your Czech tax return if you chose the yearly unified method. The daily rate is only for same-day valuations.
Source, methodology and disclaimer
Source

All rates come from Czech National Bank (Ceska narodni banka), the official central bank. CNB publishes daily fixing rates for 33 currencies around 14:30 CET on business days.

Methodology

Rates are shown exactly as CNB publishes them (3-decimal precision). The yearly jednotný kurz follows section 38 paragraph 1 ZDP and Pokyn GFR D-59 — the average of the last published rate in each of the twelve calendar months. Full methodology →

Disclaimer

This tool caches CNB data for fast lookup. In the rare event of a discrepancy, the cnb.cz source is authoritative. For tax filings, always verify critical values.

Related: RSU / ESPP tax calculator · Czech tax guide
Updated daily from CNB 3-decimal precision All 33 CNB currencies History back to 1999 Last sync: 19.10.2026