スマホ決済、激しい陣取り合戦＝参入続々、還元拡充で囲い込み〔深層探訪〕（時事通信） – Yahoo!ニュース
スマホ決済、激しい陣取り合戦＝参入続々、還元拡充で囲い込み〔深層探訪〕（時事通信） Yahoo!ニュース
小売りや外食の店頭でスマートフォンを使った電子決済が急拡大している。先駆けの通信・IT企業系運営会社は、ポイント還元の拡充などで足場を固め、サービス利用者の …
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