Japan Travel SIM Unlimited(PREPAID SIM)

JAPAN TRAVEL SIM

Features of Japan Travel SIM Unlimited (PREPAID SIM)

Japan Travel SIM Unlimited(PREPAID SIM)的特点

Use without worrying about data volume.

可无顾虑随心使用流量

Choose a usage time limit.

可选择有效期

Service available anywhere in Japan.

可在日本全国使用

Multilingual support.

支持多国语言

Service overview

服务概要

SIM Type nano SIM card
Data capacity Unlimited*1
Service period 10 days / 15 days / 31 days
Reference price Check at the store you purchase.
SMS /
Voice Call feature
Not available
Available area Service available anywhere in Japan.*2
Communication Standards 5G/4G
  • *1: The internet speed may be limited during high traffic or large-volume communication.
    There are caps on data volume for the use of high-speed Internet with tethering (10-Day Plan: 9GB/15-Day Plan: 14GB/31-Day Plan: 30GB). When these caps are exceeded, the maximum internet speed is limited to 128 kbps.
  • *2: It conforms to the coverage area of au's 5G/4G.
SIM种类 nano SIM卡
数据流量 Unlimited※1
可使用期间 10天 / 15天 / 31天
费用 请向各销售店进行确认
无法使用 短信和语音通话功能
提供区域 可在日本全国使用※2
通信标准 5G/4G
  • ※1 网络拥堵或大流量通信时,通信速度可能会受到限制。
    使用热点进行高速通信时,设有流量上限。(10天套餐:9GB、15天套餐:14GB、31天套餐:30GB)超出上限后,通信速度将被限制至最高128kbps。
  • ※2 参照au的5G/4G使用地区。

the usage procedure

使用流程

For iPhone

  • Simply insert the SIM card to start using the service.
  • no APN configuration profile installation is required.
  • Data communication may not work if another carrier’s “configuration profile” is installed. In that case, please delete any unnecessary configuration profiles from “Settings” > “General” > “VPN & Device Management.”

iPhone用户

  • 只需插入SIM卡即可使用。
  • 无需安装APN配置文件。
  • 若已安装其他运营商的“配置文件”,可能无法进行数据通信。此时请前往“设置” > “通用” > “VPN与设备管理”,删除不需要的配置文件。

For Android

  • ・In some cases, inserting the SIM card alone will enable data communication.
    • If “4G/5G” is displayed and you can connect to the internet with Wi‑Fi turned off, the settings below are not required.
  • ・If you cannot connect, please follow the steps below to configure the APN manually.
  • ・The screen layout may vary depending on your device model and OS version.
  • 1

    With the device powered off, insert the SIM card, then turn the device on.

  • 2

    Go to “Settings” > “Network & Internet” > “SIM” > “au” > “Access Point Names.”

  • 3

    Tap “+” to create a new APN.

  • 4

    Enter the APN information .

    * When using a device that does not support 5G (a 4G device), please enter this APN information.
  • 5

    Save the APN you created, then select it.

  • 6

    Restart your device. After restarting, turn off Wi‑Fi and check whether you can access websites using mobile data.

    * If you cannot perform communication with tethering, please see here.

Android用户

  • ・部分情况下,仅插入SIM卡即可使用数据通信。
    • 在关闭Wi-Fi的状态下,如显示“4G/5G”且可以上网,则无需进行以下设置。
  • ・若无法通信,请按照以下步骤进行手动设置(APN设置)。
  • ・根据机型或Android系统版本不同,界面显示可能有所差异。
  • 1

    在关闭设备电源的状态下插入SIM卡,然后开启电源。

  • 2

    进入 “设置” > “网络与互联网” > “SIM卡” > “au” > “接入点名称”。

  • 3

    点击“+”创建新的APN。

  • 4

    请输入APN信息。

    ※若使用不支持5G(4G)的设备,请输入此处的APN信息。
  • 5

    保存创建的APN,并选中该APN。

  • 6

    重启设备。重启后请关闭 Wi-Fi,确认是否可以通过移动数据访问网页。

    ※若无法开启热点通信,请查看此处。

FAQs

常见问题

Is there a support desk?

We offer customer support in English, Chinese, and Japanese.

Q&A / AI Chat Support(Available 24/7)
IIJ Support Center(TEL)
03-5205-4999
(Available every day from 9:00 to 19:00)
*Support available in English, Chinese, and Japanese.

How do I use the Japan Travel SIM Unlimited?

Japan Travel SIM Unlimited can be used by setting up the SIM on a device.
For details on how to use the service, please see the following.
Easy to Use

What are the requirements for compatible devices?

Please verify that the device you are planning to use meets the below conditions.
Note that operation on all devices is not guaranteed.


  • Must be a SIM-free device (The SIM lock must be disengaged).
  • Must support an offered frequency (band).
    <Offered frequencies>
    5Gn78、n77、n257、n28、n3、n41、n40
    4G LTEBand1、Band3、Band11、Band18/26、Band28、Band41、Band42
有客服窗口吗?

我们提供支持英语、中文和日语的客服窗口。

常见问题 / AI聊天支持(24小时服务)
IIJ支持中心(电话)
03-5205-4999
(全年无休,服务时间为9:00~19:00)
※支持英语、中文和日语。

如何使用 Japan Travel SIM Unlimited?

在设备中设置SIM后即可使用Japan Travel SIM Unlimited。
具体使用方法请查阅下文。
使用流程

可用设备的条件是什么?

请查看您将使用的设备是否满足以下条件。
且,不保证所有设备均可正常使用。


  • 设备为无锁机型(已解除SIM锁)
  • 支持所提供的频段
    <提供频段>
    5Gn78、n77、n257、n28、n3、n41、n40
    4G LTEBand1、Band3、Band11、Band18/26、Band28、Band41、Band42
Please explain how to set up the APN.

When using an Android device, an APN must be set up in certain devices.
As the method of setting up the APN differs depending on the device used, please verify the relevant method.

[When using a 5G device]
For details on how to set up the APN, please see the following.
Setting procedures

[When using a 4G device]
For details on how to set up the APN, please see the following.
Method of setting up APN on 4G device

Please explain how to set up the APN on a 4G device.

When using an Android device, an APN must be set up in certain devices.

Please set up the APN while following the below procedure.

[How to set up]

  • ①Go to “Settings” > “Network & Internet” > “SIM” > “au” > “Access Point Names.”
  • ②Tap “+” to create a new APN.
  • ③Enter the APN information as shown on the right. Save the APN you created.
    Name IIJmio
    APN uno.au-net.ne.jp
    Username 685840734641020@uno.au-net.ne.jp
    Password KpyrR6BP
    Authentication Type CHAP
  • ④Select the APN you created.
  • ⑤Restart your device. After restarting, turn off Wi‑Fi and check whether you can access websites using mobile data.
  • If you cannot use tethering, please add ",dun" to the "APN Type" field.
  • The screen may differ depending on the device model and/or OS version.
I cannot use tethering.

If you cannot use tethering, please see the following.

[For Android]
Certain devices require additional settings when using tethering.
Please verify whether ",dun" has been set in the "APN Type" field.

[How to set up]
Please open "Settings," followed by "Network & Internet," "SIM," "Access Point Names," "Created APN" and "APN Type" in that order, then manually add ",dun" to the "APN Type" field.

  • The screen may differ depending on the device model and/or OS version.
I purchased it by mistake. Can I return or exchange the package?

Japan Travel SIM Unlimited packages cannot be returned or exchanged.

My SIM is PIN-locked. Can you provide the PIN Unlock Code (PUK code)?

The PUK code is indicated on the backing paper of the SIM card.

  • Incorrectly entering the PUK code a certain number of times will render the SIM card unusable. If you misplaced the backing paper, please contact the Support Center.
Is data communication unlimited?

Yes, it is generally unlimited. However, limits may be imposed during high traffic or large-volume communication. Tethering is also capped according to the plan (9GB/14GB/30GB). When these caps are exceeded, the internet speed is limited to a maximum of 128 kbps.

请告知APN的设置方法。

使用Android设备时,部分设备需要设置APN。
不同设备的设置方法不同,请确认相应的方法。

【使用5G设备时】
具体设置方法如下。
设置步骤

【使用4G设备时】
设置方法如下。
4G设备的APN设置方法

请告知4G设备的APN设置方法。

使用Android设备时,部分设备需要设置APN。

请按照以下步骤进行设置。

【设置方法】

  • ①进入 “设置” > “网络与互联网” > “SIM卡” > “au” > “接入点名称”。
  • ②点击“+”创建新的APN。
  • ③按照右侧所示输入APN信息。保存创建的APN。
    名称 IIJmio
    APN uno.au-net.ne.jp
    用户名 685840734641020@uno.au-net.ne.jp
    密码 KpyrR6BP
    验证类型 CHAP
  • ④选中您创建的APN。
  • ⑤重启设备。重启后请关闭 Wi-Fi,确认是否可以通过移动数据访问网页。
  • 如无法开启热点,请在“APN类型”栏中添加“,dun”
  • 不同的机型或OS版本有可能画面会不同。
无法使用热点。

无法使用热点时请查看下文。

【Android用户】
部分设备有时需要在开启热点时追加设置。
请查看“APN类型”中是否设置了“,dun”。

【设置方法】
请在“设置”>“网络与互联网”>“SIM”>“接入点名称”>“创建的APN”>“APN类型”栏中手动添加“,dun”。

  • 不同的机型或OS版本有可能画面会不同。
我不小心购买了,可以退换包装吗?

Japan Travel SIM Unlimited的包装不可退货或更换。

SIM卡被PIN锁定了。可以提供PIN解锁码(PUK码)吗?

PUK码写在SIM卡的卡托上。

  • PUK码输错超过规定次数,SIM卡将无法使用。若卡托丢失,请咨询客服中心。
是不限流量吗?

是的,原则上不限流量。但当网络拥堵或大流量通信时,可能会受到限制。另外,开启热点通信时各套餐分别设置了上限(9GB/14GB/30GB),超出上限后,通信速度将被限制至最高128kbps。

Where to buy

发售地点

package
ビックカメラ ソフマップ コジマ

Customer support

客服窗口

AI Chat Support

IIJ Support Center

Telephone(Paid)

03-5205-4999

available year-round(9:00-19:00)
※Customer support is available in Japanese, English, and Chinese only.

AI聊天支持

IIJ支持中心

电话(付费)

03-5205-4999

全年无休(9:00-19:00)
※仅支持日语、英语、中文。