| Data Usage Specifications | Unlimited data, 500MB, 1GB, 2GB, 3GB, 5GB, 8GB, 10GB, 20GB, 30GB, 50GB |
| Transmission Specifications | 4G |
| Signal Coverage Area | Japan, the signal is weak in remote areas, mountainous areas, basements and other areas |
| Mobile Carrier | KDDI / Docomo / Softbank |
| Supported Sizes | 3-in-1 SIM |
| Hotspot Sharing | Available |
| Supported Frequencies(4G) | B1(2100 MHz), B2(1900 MHz), B3(1800 MHz) |
| Top-Up Availability | Top-up unavailable |
| Excludes | Voice calls, Texts |
| Not Supported | SIM-locked device, Carrier-customized device, Mobile hotspot, mobile phones with T-Mobile 4G network, mobile devices manufactured before 2019, mobile devices not launched in Taiwan, knockoff phones, Asia-Pacific phones, customized 3G mobile phones or tablets locked by foreign telecom companies, customized phones, card-locked phones, counterfeit phones |
| Reminders | ・Hotspot sharing: no more than 2 people. ・After the SIM card is opened, it must be used within a limited period and cannot be recharged or reused. ・Before inserting this card, please confirm with your current domestic telecom operator whether the Country Lock on your mobile phone has been released. ・iPhone 6 and above support 4G networks, while other iPhones and some older Android phones may only support 2G networks. |
| Network Type | Roaming |
| Mobile Virtual Network Operator (MVNO) | China Mobile international Limited(中國移動國際有限公司) |
If you have any questions about the operation of the network card, please contact the supplier's technical customer service directly (see the order notes for contact information) and provide the network card number and KKday order number to quickly obtain professional assistance.
This product uses international roaming IP, some apps may not be available due to IP location (ex: tiktok/TikTok/Alipay/Amap/Meituan/Mini Program/ChatGPT...etc).
Due to the large number of mobile phone models on the market, please refer to the content inside the link for details. Please check the link at the back or contact customer service. https://twjoytel-my.sharepoint.com/:p:/p/lili/ERZrdRESu8REoV0Gd7yhXgIBNngelThxInO5g2JLohNrSg?e=VnOCse
The number of days is calculated by inserting a card and starting the count. One day is counted after midnight Taiwan time, not in a 24-hour system.
To ensure proper use, please avoid watching videos or updating software for extended periods, as these require significant data usage.
Network speed will vary depending on factors such as terrain, climate, building obstruction, number of users, and location. If the signal is unstable, please be sure to contact technical support.
To maintain network connection quality and ensure fair usage, telecommunications companies around the world sometimes impose data rationing on customers who consume large amounts of data in a short period of time. This may result in internet access failure or reduced network speed. To ensure normal use, please avoid watching videos or updating software for extended periods of time, as these require a lot of data.
*Due to the large number of mobile phone models on the market, please refer to the content inside the link for details or contact customer service.
- Card opening information -
*In order to maintain the quality of Internet connection and the principle of fair use, telecommunications companies around the world sometimes impose traffic restrictions on customers who use a large amount of Internet traffic in a short period of time. This may result in Internet access failure or reduced network speed. To ensure normal use, please try to avoid watching videos or updating software for a long time, etc., which requires a lot of traffic.
A Japanese SIM card is highly beneficial for travelers in Japan. It provides reliable 4G internet access, allowing for seamless navigation, translation, communication, and sharing photos. While public Wi-Fi is available, a personal SIM card ensures consistent connectivity, especially when exploring less populated areas or needing urgent information on the go. This enhances convenience and reduces potential travel stress during your trip.
When selecting a Japanese SIM card, consider key factors like data allowance (daily, total, or unlimited options), the validity period to match your trip duration, and network coverage. Prioritize cards that utilize major Japanese carriers such as Docomo, KDDI, or Softbank for optimal network quality across various regions. Additionally, verify if hotspot sharing is supported, which is a valuable feature for connecting multiple devices.
Generally, foreigners can easily purchase a prepaid Japanese SIM card for short-term travel without extensive restrictions. Most tourist SIM cards do not require local residency or complex documentation beyond a passport for identity verification. However, it's always advisable to confirm any specific requirements from the provider or platform before making your purchase, ensuring a smooth acquisition process.
Travelers can conveniently purchase Japanese SIM cards online before their trip. Many platforms offer international delivery services, allowing the SIM card to be sent directly to your home in locations such as Taiwan or Hong Kong. For instance, booking through KKday offers the advantage of door-to-door delivery, ensuring your network card arrives safely and promptly, allowing you to be connected immediately upon arrival in Japan without needing to search for a local purchase point.
For a 3-week trip to Japan, data needs vary significantly. For light usage (maps, messaging, occasional browsing), a 3GB to 5GB total data plan might be sufficient. Moderate users (social media, music streaming, some video) should consider 10GB to 20GB. Heavy users, or those planning extensive video calls and streaming, would benefit from 20GB+ plans or daily unlimited data options. Remember that hotspot sharing will also increase overall data consumption.
Yes, many Japanese SIM cards designed for travelers, including the featured product, support 4G network service and hotspot sharing. This functionality allows you to connect other devices such as tablets, laptops, or even other travelers' phones to your SIM card's internet connection. It's a convenient way to ensure multiple devices or individuals remain connected throughout your journey in Japan using a single SIM card.
To ensure reliable 4G network quality throughout Japan, reputable Japanese SIM cards for travelers typically leverage the extensive roaming resources of major local network providers. These include prominent carriers such as Docomo, KDDI, and Softbank. Choosing a SIM card that utilizes these established networks helps maintain consistent high-speed internet access across your travel itinerary, from bustling city centers to more remote areas.
Activating a Japanese SIM card is generally straightforward. First, ensure your mobile phone is unlocked for international SIM cards. Upon arrival in Japan, simply insert the SIM card into your phone (a free SIM card ejection needle is often provided with your purchase). Most tourist SIM cards are designed to be plug-and-play, automatically connecting to the network. If manual setup is needed, follow the included instructions to configure APN settings, typically found in your phone's network settings.