KDDI and Okinawa Cellular will launch a promotional campaign offering discounted access to Amazon Prime through the Amazon Prime A La Carte service for au and UQ Mobile customers, alongside enhanced rewards for purchases made on Amazon.co.jp using au Pay. The campaign will run from 1 July to 31 August 2026 and will provide eligible customers who subscribe to Amazon Prime A La Carte via au or UQ Mobile with two months of Amazon Prime membership at no effective cost. The service is available through participa