Graph-wide evidence registry
12 sources, in one place.
Title
Bank of Japan — Foreign exchange rateshttps://www.boj.or.jp/en/statistics/market/forex/fxdaily/index.htm
AEON PayAmerican Express CreditcardApple Payatoneau Easy Paymentau PAYd BaraiDiners Club CardFamiPayHayakakenICOCAiDJ-Coin PayJ-Debit CardJCB CreditcardKitacamanacaMastercard CreditcardMastercard DebitcardMerpaynanaconimocaNP AtobaraiOKI PayPaidyPASMOPay-easyPayPayPiTaPaQUICPayRakuten EdyRakuten PaySoftBank Combined PaymentSUGOCASuicaTOICAUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWAONYOKA! PayYucho PayJapanJapanese yen
World Bank — Official exchange rate (JPY per USD)https://data.worldbank.org/indicator/PA.NUS.FCRF?locations=JP
AEON PayAmerican Express CreditcardApple Payatoneau Easy Paymentau PAYd BaraiDiners Club CardFamiPayHayakakenICOCAiDJ-Coin PayJ-Debit CardJCB CreditcardKitacamanacaMastercard CreditcardMastercard DebitcardMerpaynanaconimocaNP AtobaraiOKI PayPaidyPASMOPay-easyPayPayPiTaPaQUICPayRakuten EdyRakuten PaySoftBank Combined PaymentSUGOCASuicaTOICAUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWAONYOKA! PayYucho PayJapanJapanese yen
Bank of Japan — foreign exchange rates, 28 August 2026https://www.boj.or.jp/en/statistics/market/forex/fxdaily/fxlist/fx260828.pdf
AEON PayAmerican Express CreditcardApple Payatoneau Easy Paymentau PAYd BaraiDiners Club CardFamiPayHayakakenICOCAiDJ-Coin PayJ-Debit CardJCB CreditcardKitacamanacaMastercard CreditcardMastercard DebitcardMerpaynanaconimocaNP AtobaraiOKI PayPaidyPASMOPay-easyPayPayPiTaPaQUICPayRakuten EdyRakuten PaySoftBank Combined PaymentSUGOCASuicaTOICAUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWAONYOKA! PayYucho PayJapanJapanese yen
MMD Labo — Japan code-payment usage survey, July 2026https://mmdlabo.jp/investigation/detail_2553.html
AEON PayAmerican Express CreditcardApple Payatoneau Easy Paymentau PAYd BaraiDiners Club CardFamiPayHayakakenICOCAiDJ-Coin PayJ-Debit CardJCB CreditcardKitacamanacaMastercard CreditcardMastercard DebitcardMerpaynanaconimocaNP AtobaraiOKI PayPaidyPASMOPayPayPiTaPaQUICPayRakuten EdyRakuten PaySoftBank Combined PaymentSUGOCASuicaTOICAUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWAONYOKA! PayYucho PayJapanAmerican ExpressJCB
Payments Japan — code payment usage, July–December 2025https://paymentsjapan.or.jp/code-payments/202507-12
Payments Japan JPQR — planned end of OKI Pay and related Bank Pay serviceshttps://jpqr.paymentsjapan.or.jp/20251215_okipay
Statistics Bureau of Japan — population estimateshttps://www.stat.go.jp/english
AEON PayAmerican Express CreditcardApple Payatoneau Easy Paymentau PAYd BaraiDiners Club CardFamiPayHayakakenICOCAiDJ-Coin PayJ-Debit CardJCB CreditcardKitacamanacaMastercard CreditcardMastercard DebitcardMerpaynanaconimocaNP AtobaraiOKI PayPaidyPASMOPay-easyPayPayPiTaPaQUICPayRakuten EdyRakuten PaySoftBank Combined PaymentSUGOCASuicaTOICAUnionPay CreditcardUnionPay DebitcardVisa CreditcardVisa DebitcardWAONYOKA! PayYucho PayJapanAmerican ExpressJCB
Japan Act on the Protection of Personal Informationhttps://www.ppc.go.jp/en/legal
AEON PayAmerican Express Creditcardatoneau Easy Paymentau PAYBank PayCOIN+d BaraiDiners Club CardFamiPayHayakakenICOCAiDJ-Coin PayJ-Debit CardJCB CreditcardJCB DebitcardJCB Prepaid CardKitacaKyashmanacaMerpaynanaconimocaNP AtobaraiOKI PayPaidyPASMOPay-easyPayBPiTaPaQUICPayQUO Card PayRakuten EdyRakuten PaySAPICASoftBank Combined PaymentSUGOCASuicaTOICATOYOTA WalletWAONYOKA! PayYucho PayJapanGMO Payment GatewayBank PayJ-DebitJCBJCB Co., Ltd.JCB NetworkPay-easyPayPay CorporationRakuten Card
