10%OFF
Apply for a 10% discount on the SHOGUN SIM fromthis URL.
The SHOGUN SIM is a SIM card provided by Global WiFi, boasting over 21 million users worldwide. It was originally called "NINJA WiFi SIM," but it was renewed in March 2025. Its features are:
- High-speed 5G Plan and Unlimited Data Plans
- High reliability
- 10% discount available, which is a great deal
5G is said to have communication speeds 20 times faster than 4G, allowing even a 2-hour movie to be downloaded in just a few seconds, making it very convenient.
Expiry Date 2029-12-31 09:26:01
For traveling in Japan, we recommend using an unlimited data eSIM. In this article, we introduce 11 of the best unlimited data eSIMs for your stay in Japan. You can also compare the lowest plans from each service, so please use this as a reference.
We compared the 14 best eSIM providers in Japan and tested them for speed and usability. Check their features to find the best one for you.
Pocket WiFi routers are a daily necessity in Japan, and NINJA WiFi is one of the best portable router rental options with fast speed and English support. Since March 2023, you can use 3G of data per day for just 770 yen! This usage guide covers renting, pick-up, and return.
Stay connected in Japan by using a SIM card! We introduce 7 Japanese SIM cards ideal for short stays along with information on eSIM and the pros and cons of using a SIM card compared to portable Wi-Fi routers.
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