AJC All Japan Prepaid SIM card for Japan

Global Connection, Inc. Original "AJC (All Japan Communications) All Japan Prepaid SIM Card" is a SIM card dedicated to data communication that can be used in Japan. Contracts, cancellation, return of cards etc. are unnecessary, so it is a very popular item with tourists visiting Japan recently. Of course, even those living in Japan can use it for domestic travels or business trips. High speed communication 4G / LTE line is compatible so you can use it anywhere in Japan.

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AJC prepaid sim card for Japan

  • Validity period: After initiating the SIM card, you can use it up during a 8 days span.

Starting Process

After purchasing the package,
you can insert SIM into your termical and use it immediately after APN setting.

Benefits of Pre-paid

  • Receive and start using right away

    You can use without contracts the day it arrives.

  • No cancellation procedure required

    When you use up 2 GB you can continue to use at 256 kbps.

  • Cost occurrence only at purchase

    The initial purchase cost includes all usage fees.

  • NO credit cards required

    Credit card registration at application is unnecessary.

  • Identification not required

    Since contracts are not necessary, there is no need for personal documentation.

Recommended for:

Frequently asked questions about Pre-Paid Sim Card

How much can 2GB be used?
As a rough estimate of using 2 GB, it is generally said that about 5,360,000 mails are sent and received, browsing net movies: about 9 hours site browsing: about 14,000 pages. Depending on the usage, you can greatly increase the high speed communication span successfully.
Is it connected to LTE?
Yes. Since this SIM card supports 4 G / LTE communication up to 2 GB, you can enjoy the net environment comfortably even while on the move. For 4 G / LTE communication, it is said to be about 75 Mbps to 100 Mbps downlink, and communication faster than 3 G can be expected.
What should I do if I finish using it?
If the SIM card becomes unnecessary, please discard it by scissors etc. with scissors.
What if you run out of 2 GB in 8 days?
Even if you run out of 2 GB in 8 days, you can continue to use data communication at a rate of 256 kbps.

  • ■This SIM card is dedicated to data communication. Internet connection, various applications, various SNS, games, etc. can be used. Call function · SMS (short message service) can not be used.
  • ■The capacity that can be used with this SIM card is up to 2GB. After using 2GB, you can continue using the communication speed of 256kbps. If the SIM card becomes unnecessary, please cut it off with scissors from the viewpoint of personal information and disposal. (Estimated use of ※ 2GB ... Sending and receiving mail: Approximately 5.36 million, viewing net animation: about 9 hours, browsing of the site: about 14,400 pages)
  • ※ SIM card type: Nano SIM
  • ※ Charging is not possible.
  • ※ IPhone users need to download the specified profile separately. For details, please see the setting method below.
  • ※ Validity period: After setting up by inserting the SIM card, you can use it for the first 8 days from the date of first data communication.
  • ※ SIM card has a deadline. Since it will not be possible to communicate if the expiration date is passed, please be sure to confirm the expiration date stated in the package before using.
  • ※ When inserting the SIM card and restarting, if it does not become 4G, you may be able to use 4G line by rebooting again.
  • ※ Some terminals may not be available. Please check the operation confirmation terminal list before purchase.
  • ※ Network used: NTT Docomo Network

Setting method


  1. Insert the SIM card into the terminal
  2. From the setting screen enter the following on the APN setting screen
    • ・APN name: ajc-mobile.com
    • ・Authentication ID (user name):
    • ・PASS: ajc
    • ・Authentication method: CHAP or PAP
  3. Save and complete setup

Apple device after iOS 7

  1. Insert the SIM card into the terminal
  2. Please download the designated profile separately from here.
    Please click here and download
    You can also download from the QR code below.
  3. Once the profile is downloaded, it will be available.