Japan 5G/4G Travel SIM Card
High-speed data on KDDI's premium network
No Registration Needed
1GB/day High Speed
Unlimited Data
Works in All Japan
Stay Connected in Japan
Enjoy seamless connectivity with our plug-and-play SIM card on Japan's most reliable KDDI network.
- 1GB high-speed data per day (unlimited reduced speed after)
- 5G/4G LTE coverage across all of Japan
- No registration required - completely anonymous
- Triple-cut SIM fits all devices (nano/micro/standard)
- Supports tethering and mobile hotspot
- Works with all VoIP apps (WhatsApp, FaceTime, Skype, etc.)

What's Included

1 x Triple Cut SIM Card (Nano/Micro/Standard sizes)
Technical Specifications
Network
KDDI (au) 5G/4G LTE
Data Allowance
1GB/day high speed + unlimited
Speed
Up to 150Mbps download
Validity
30 days from activation
Coverage
98% of Japan
Expiry
December 31, 2025
Frequencies
5G: n77/n78 | 4G: B1/B3/B18/B26
APN
Setup required (instructions included)
Travel Tips
- Purchase 2-3 weeks before your trip for delivery
- Test your SIM immediately upon arrival
- For best performance, enable 4G/LTE in your settings
- Save large downloads for hotel Wi-Fi
Fair Usage Policy
To ensure quality service for all users, excessive data consumption may result in reduced speeds (128kbps). HD video streaming and large file downloads are not recommended.