https://resources.dinersclub.com/news/sumitomo-mitsui-trust-bank-group-is-the-official-diners-club-international-franchise-in-japan
Sumitomo Mistui Trust Bank Group | Diners Club Resources
Sumitomo Mitsui Trust Club Co. became the exclusive issuer and acquirer of Diners Club cards in Japan for Diners Club International Ltd.
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