独自路線にこだわったセブン　PayPay経済圏入りで巻き返しへ：朝日新聞

Seven & i, PayPay to Integrate Customer IDs

Tokyo, July 23 (Jiji Press)--Japanese retail giant Seven & i Holdings Co. and smartphone payment firm PayPay Corp. are considering integrating their customer identification data, it was learned Thursday. Seven & i's 7iD…