Japan’s 5G rollout has proceeded rapidly since commercial launch in 2020, and by 2026 the question of whether to prioritize 5G coverage in a Japan eSIM has become one that more travelers are asking. The marketing around 5G — faster speeds, lower latency, next-generation connectivity — creates an impression that 5G is categorically better and
Japan has one of the most advanced mobile network infrastructures in the world. Whether you’re navigating Shinjuku Station, streaming a live set from a Shibuya venue, or video calling home from a ryokan in Hakone, Japan’s mobile networks are built to deliver. But what speeds can your eSIM actually provide? Does 5G in Japan make