Traveltech Lab, Inc.

"Traveltech SIM" is a prepaid SIM service for visitors to Japan. With this application you can quick

「Traveltech SIM」是適合日本旅客的預付SIM卡服務。 購買Traveltech SIM的客人可透過本APP輕鬆完成啟用SIM卡所需的初始設定。 APP內並包含Traveltech SIM