TOKYO - A nationwide disruption of credit card transactions was reported on Saturday, with East Japan Railway Co.'s ticketing machines and major convenience stores temporarily experiencing an ...

ライフスタイルに合わせたクレジットカードの選び方や活用方法、電子マネーの種類や使い方、クレジットカードや電子マネーを使ったお得なポイントやマイルの貯め方・使い方などを解説。

Most domestic credit card companies use networks run by either Visa or NTT Data Japan Corp. when checking credit information, according to the sources. The watchdog also plans to look into Visa's ...