2026年6月
热门旅行目的地: Japan
东京、大阪、京都和铁路旅行. 常见流量: 5GB-20GB. 主要城市支持 4G/5G.
推荐名单
Saily | Yesim | Ubigi
旅行流量说明
Japan: 先比较常见旅行路线可用的服务商，再在购买前确认覆盖和套餐规则。 价格和套餐经常变化，购买前请以服务商官网最新信息为准。
常见问题
What is the best eSIM for Japan?
For Japan, start with Saily, Yesim, Ubigi and compare coverage, data allowance, hotspot policy, and current price.
How much data do I need for Japan?
Light map and chat use can work with 3GB-5GB. Video, hotspot, and remote work usually need 10GB or more.
Should I buy before arrival?
Yes, buy and install while you still have reliable Wi-Fi. Activate according to the provider instructions.