Updated : 2025-02-04 12:56:54
Having a reliable internet connection is essential for a smooth trip to Japan. eSIM is a convenient service that does not require a physical SIM card and can be set up easily online. Many travelers to Japan choose to buy an eSIM. This article explains in detail whether the communication speed is sufficient and how much data you need when using an eSIM in Japan.
According to the latest Speedtest Global Index, Japan’s mobile internet speed is 53.54 Mbps, ranking 58th in the world. This speed is moderate compared to other countries but is more than enough for regular use.
Speed (Mbps) | Available Services & Quality | Comfort Level |
---|---|---|
1–3 Mbps | Standard (SD) video, music streaming, browsing SNS | Good |
5–10 Mbps | HD (720p) video, low–medium quality video calls | Good |
10–20 Mbps | Full HD (1080p) video, high-quality video calls | Good |
20–50 Mbps | 4K video, group high-quality video calls | Good |
50+ Mbps | 8K video, large online events, multiple devices | Excellent |
With Japan’s speed of 53.54 Mbps, you can watch 4K videos and make high-quality video calls without issues.
1GB per day is usually enough for travelers.
For more details, check this link:
How Much Data Do You Need for a Japan Trip?
A plan with 1GB per day allows for comfortable internet use. Below is an estimate of how much data different activities use:
Activity | Data Usage |
---|---|
Google Maps (4 hrs) | ~200MB |
Posting 10 photos on SNS | ~100MB |
Watching Instagram Stories (1 hr) | ~120MB |
YouTube travel videos (30 min) | ~360MB |
Video calling on LINE (30 min) | ~100MB |
Restaurant search with maps (2 hrs) | ~100MB |
Total | ~980MB |
With 1GB per day, most travelers can use it with peace of mind. By utilizing hotel Wi-Fi, you can save on data usage.
If you're learning about Travel Mobile for the first time through this article, here's a quick introduction. Travel Mobile is an eSIM service provided by a small company.
We are not well-known and some people may feel that we are an unreliable service. But the eSIMs we offer are the same as the major services.
If you're looking for an eSIM for reliable communication in Japan, why not give our eSIM a try?
eSIM Japan
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