4 types of SIM cards for your trip in Japan
-
Japan 5G Unlimited 4 days KDDI
Price:¥5,980 -
Japan 5G Unlimited 7 days KDDI
Price:¥7,980 -
Japan 5G Unlimited 10 days KDDI
Price:¥8,500 -
Japan 5G Unlimited 15 days KDDI
Price:¥8,980
All customers who purchase a Godzilla SIM will receive a special Godzilla sticker as a gift!

- Specs.
-
- Network:5G/4G
- SIM type:3in1 SIM
- Supported network:
KDDI - Standards and frequencies:
・5G:n3/n28/n77/n78/n257
・4G:Band1/Band3/Band11/Band18/Band26/Band28/Band42
Available at 5 airport counters in Japan
Airport | Floor | Business Hours |
---|---|---|
Narita Airport Terminal 1 |
![]() 1F Arrival Lobby |
7:00-21:00 Details |
Narita Airport Terminal 2 |
![]() B1F Railway ticket gate floor |
7:00-21:00 Details |
Haneda Airport Terminal 2 |
![]() 3F Departures Lobby |
7:00-22:00 Details |
Haneda Airport Terminal 3 |
![]() 2F Arrival Lobby |
6:30-23:00 Details |
Kansai Airport Terminal 1 |
![]() 1F Arrival Lobby South Exit |
6:00-23:00 Details |
Only 2 steps!
-
- 1. Purchase a SIM card
- Please make your purchase at one of the designated locations listed above. We'll offer you an original Godzilla sticker.
*For identity verification, please have your passport ready.
-
- 2. Setting of device
- ① APN:au5g.au-net.ne.jp
② User name:user@au5g.au-net.ne.jp
③ Password :au
④ Type:CHAP
Precautions
■ Preparation before setting up
- 1. The SIM lock of the device must be unlocked. Devices with SIM locks enabled cannot be used.
- 2. A temporary internet connection is required, such as Wi-Fi. Connect to the internet before setting up.
■Prepaid SIM Usage Notes
- 1. Telecom Square.inc is not responsible for connection failures caused by the user's equipment, settings, or environment. In these cases, the seller's liability is limited to direct and ordinary damages.
- 2. Telecom Square.inc shall not be liable for any malfunctions in the user's equipment in use.
- 3. Even within the service area of this service, there may be places where it is difficult to connect due to local communication conditions, and there may be cases where it is not available due to the convenience of the telecommunications carrier, etc.
- 4. Once the SIM profile is deleted, it cannot be reinstalled.
FOR SALE ONLY IN JAPAN