Hallo provides you with valuable information about Line SIM cards in Japan as well as how to register for one, enabling you to access high-speed internet packages at affordable rates and save on costs.
What is a Line SIM?
A Line SIM (also known as Line Mobile SIM) is a type of SIM card issued by telecommunications providers to meet users' internet usage needs. With affordable Line SIM packages in Japan, Vietnamese users can make video calls, watch Full HD movies, play online games, and browse the web.
Due to these conveniences, registering for a Line SIM in Japan is one of the first things Vietnamese individuals should consider and promptly act upon upon arrival in Japan.

Line Mobile SIM
Registering for a Line SIM in Japan
To register for a Line SIM in Japan, you need to meet certain requirements as specified by the telecommunications provider. When registering, you also need to prepare certain necessary documents to complete the registration process.
Requirements for registering a Line SIM in Japan:
Age: Above 18 years old.
Status of residence card: Valid.
Credit card or Line Pay card.
What do you need to prepare to register for a Line SIM in Japan?
Email address: The telecommunications provider will send confirmation to your email.
Phone number: Your own number or a borrowed one.
Clear, sharp images of your residence card (both sides).
Proof of your residential address: This can be a utility bill, gas bill, or an address confirmation document matching the information on your residence card.
If switching from another carrier, you need to provide the Mobile Number Portability (MNP) code.
How to register for Line Mobile SIM
Step 1: Click on the registration link here (please provide your link).
Step 2: Click on "すぐ申し込む" to get started.

Step 3: Click on "上記に同意して申し込む" to proceed.

Step 4: There are various packages to choose from; you should select the unlimited app usage package with high-speed 4G data per month.

Step 5: Select the high-speed 4G data package per month (you can change to a different package later without any fee).

Step 6: Choose the network provider.
In Japan, phones distributed by a specific carrier can only use that carrier's network. For example, a phone from SoftBank can only use a SIM card with SoftBank's network.
International phones or those using the Android operating system should choose Docomo's network, which is less restrictive and has better coverage.

Step 7: Select the type of SIM card.
音声通話SIM: Allows voice calls, text messages, and internet access.
データSIM(SMS付き: Allows text messages and internet access.

Step 8: Choose to subscribe to 10-minute calling packages.
If needed, select "10分電話かけ放題に加入する" to subscribe. Otherwise, choose "いつでも電話"アプリのみ利用."

Step 9: Choose to register with or without a phone.

Step 10: Click on "オプションの選択" to continue.

Step 11: Select additional services.
If unnecessary, skip this and proceed to step 12.

Step 12: Click on "手続き内容の選択."

Step 13: Choose the type of contract.
新規番号での申し込み: Applying for a new contract.

Chuyển từ nhà mạng khác sang: Switching from another carrier. This step requires you to enter the MNP code, expiration date, and phone number of the carrier you are switching from.
Step 14: Enter promotional codes or entry codes. However, entry codes are currently not available.

Step 15: Enter personal information as per the form.

Step 16: Enter your postal code and address as per your residence card.

Step 17: Enter your phone number and email address.

Step 18: Choose the contract confirmation method as shown below.

Step 19: Click on "メールを送信する" to proceed.

Step 20: Upload personal documents in the network provider's confirmation email. Then upload clear images of both sides of your residence card.

Step 21: Choose to upload either address confirmation documents or invoices.

If uploading address confirmation documents, choose "住民票"; if uploading invoices, choose "領収書."

Step 22: After uploading the address confirmation documents or invoices, click on "次へ進む."

Step 23: Enter payment card information.

Step 24: Create an ID and password for Line Mobile login.

Step 25: Enter the ID and password.
ログイン ID and パスワード are self-set by you. This account allows you to check monthly charges and remaining data.
After completing the form, click on "登録して最終確認へ進む."
Review the information and click on "申し込む" to complete the registration process.

The registration process for a Line SIM in Japan is complete. Your Line SIM will be delivered to you in about 2-3 days.
Above, Hallo guides you through the detailed and simple process of registering for a Line SIM in Japan. With affordable Line SIM packages, you can freely browse the web, play games, and make video calls to your loved ones back home at the lowest cost. If you have any questions, please refer to the information here.
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