Considering the number of visitors expected during the Olympics, signatures and password entry could become cumbersome for businesses, so VISA will roll out 'touch payment' in Japan — just hold the card over a dedicated terminal:
クレジットカードのVISAがカードを端末にかざすだけの[タッチ決済]の導入を日本で本格化させる。
本格化
ほんかくか · HONKAKUKA
Regularization, getting up speed, proceeding at full tilt.