Graph-wide evidence registry
17 sources, in one place.
Title
Bank of Korea — Exchange rateshttps://www.bok.or.kr/eng/main/contents.do?menuNo=400191
American Express CreditcardApple PayBC CardClimate CardDongbaekjeonEZLGyeonggi Local CurrencyHana PayIncheon e-eumJCB CreditcardKakao PayKB PayMastercard CreditcardMastercard DebitcardNaver PayNH PayOnnuri Gift CertificatePayboocRocket PaySamsung PaySeoul Pay+Shinhan SOL PayT-moneyToss PayUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWoori WON PaySouth KoreaSouth Korean won
Bank of Korea — Payment and settlement systems reporthttps://www.bok.or.kr/eng/main/contents.do?menuNo=400193
American Express CreditcardApple PayBC CardClimate CardDongbaekjeonEZLGyeonggi Local CurrencyHana PayIncheon e-eumJCB CreditcardKakao PayKB PayMastercard CreditcardMastercard DebitcardNaver PayNH PayOnnuri Gift CertificatePayboocRocket PaySamsung PaySeoul Pay+Shinhan SOL PayT-moneyToss PayUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWoori WON PaySouth KoreaChequeseMoney
Korea Financial Telecommunications and Clearings Institutehttps://www.kftc.or.kr/eng
American Express CreditcardApple PayClimate CardDongbaekjeonEZLGyeonggi Local CurrencyHana PayIncheon e-eumJCB CreditcardKakao PayKB PayMastercard CreditcardMastercard DebitcardNaver PayNH PayOnnuri Gift CertificatePayboocRocket PaySamsung PaySeoul Pay+Shinhan SOL PayT-moneyToss PayUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWoori WON PaySouth Korea
KOSIS — Korean Statistical Information Servicehttps://kosis.kr/eng
American Express CreditcardApple PayBC CardClimate CardDongbaekjeonEZLGyeonggi Local CurrencyHana PayIncheon e-eumJCB CreditcardKakao PayKB PayMastercard CreditcardMastercard DebitcardNaver PayNH PayOnnuri Gift CertificatePayboocRocket PaySamsung PaySeoul Pay+Shinhan SOL PayT-moneyToss PayUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWoori WON PaySouth Korea
World Bank — Official exchange rate (KRW per USD)https://data.worldbank.org/indicator/PA.NUS.FCRF?locations=KR
American Express CreditcardApple PayBC CardClimate CardDongbaekjeonEZLGyeonggi Local CurrencyHana PayIncheon e-eumJCB CreditcardKakao PayKB PayMastercard CreditcardMastercard DebitcardNaver PayNH PayOnnuri Gift CertificatePayboocRocket PaySamsung PaySeoul Pay+Shinhan SOL PayT-moneyToss PayUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWoori WON PaySouth KoreaSouth Korean won
Google Play — Woori Card / Woori WON Cardhttps://play.google.com/store/apps/details?hl=ko&id=com.wooricard.smartapp
Woori Card — Woori WON Pay account-payment servicehttps://m.wooricard.com/dcmw/yh1/mlk/mlk02/M1MLK202S04.do
Woori Card — Woori WON Pay introductionhttps://pc.wooricard.com/dcpc/yh1/mlf/mlf02/wooripayintro/H1MLF202S00.do
South Korea Electronic Financial Transactions Act — official sourcehttps://www.fsc.go.kr/eng/pr010101/21742
Bank of Korea — Electronic payment service usage statistics for 2025https://www.bok.or.kr/portal/bbs/B0000502/view.do?menuNo=201265&nttId=10097038
BOK 2025 simple-payment provider-category shareshttps://marketin.edaily.co.kr/News/ReadE?newsId=03762166645385288
KOSIS — South Korea population dashboardhttps://kosis.kr/visual/populationKorea/PopulationDashBoardMain.do
American Express CreditcardApple PayBC CardClimate CardDongbaekjeonEZLGyeonggi Local CurrencyHana PayIncheon e-eumJCB CreditcardKakao PayKB PayMastercard CreditcardMastercard DebitcardNaver PayNH PayOnnuri Gift CertificatePayboocRocket PaySamsung PaySeoul Pay+Shinhan SOL PayT-moneyToss PayUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWoori WON PaySouth Korea
South Korean issuer app MAU and SOL Pay 2025 volumehttps://www.dnews.co.kr/uhtml/view.jsp?idxno=202606181442454090912
XE KRW currency table — 29 August 2026https://www.xe.com/en-gb/currencytables/?from=KRW
American Express CreditcardApple PayBC CardClimate CardDongbaekjeonEZLGyeonggi Local CurrencyHana PayIncheon e-eumJCB CreditcardKakao PayKB PayMastercard CreditcardMastercard DebitcardNaver PayNH PayOnnuri Gift CertificatePayboocRocket PaySamsung PaySeoul Pay+Shinhan SOL PayT-moneyToss PayUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWoori WON PaySouth KoreaSouth Korean won
Financial Supervisory Service — official websitehttps://english.fss.or.kr
American Express CreditcardApple PayBC CardClimate CardDongbaekjeonEZLGyeonggi Local CurrencyHana PayIncheon e-eumJCB CreditcardKakao PayKB PayMastercard CreditcardMastercard DebitcardNaver PayNH PayOnnuri Gift CertificatePayboocRocket PaySamsung PaySeoul Pay+Shinhan SOL PayT-moneyToss PayUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWoori WON PaySouth KoreaFinancial Supervisory Service