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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: 22.10.2026
Daily rate 22.10.2026 · click a row for history
Selected pair: 1 USD = 121.003JPY 28.09.2015
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)
28.09.2015 Mon 121.003 verify
27.09.2015 Sun 121.003 verify
26.09.2015 Sat 121.003 verify
25.09.2015 Fri 121.003 verify
24.09.2015 Thu 119.639 verify
23.09.2015 Wed 120.205 verify
22.09.2015 Tue 119.923 verify
21.09.2015 Mon 120.446 verify
20.09.2015 Sun 119.383 verify
19.09.2015 Sat 119.383 verify
18.09.2015 Fri 119.383 verify
17.09.2015 Thu 120.899 verify
16.09.2015 Wed 120.625 verify
15.09.2015 Tue 119.622 verify
14.09.2015 Mon 120.347 verify
13.09.2015 Sun 120.727 verify
12.09.2015 Sat 120.727 verify
11.09.2015 Fri 120.727 verify
10.09.2015 Thu 121.044 verify
09.09.2015 Wed 120.850 verify
08.09.2015 Tue 119.896 verify
07.09.2015 Mon 119.394 verify
06.09.2015 Sun 119.232 verify
05.09.2015 Sat 119.232 verify
04.09.2015 Fri 119.232 verify
03.09.2015 Thu 120.207 verify
02.09.2015 Wed 120.067 verify
01.09.2015 Tue 119.966 verify
31.08.2015 Mon 121.321 verify
30.08.2015 Sun 120.817 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: 22.10.2026