Make your trip to Osaka even more enjoyable during the 2025 World Expo! Easily get a Japanese phone number with GTN!

Whether you are visiting the Osaka-Kansai Expo (EXPO 2025) to be held in Yumeshima , sightseeing in Osaka, or staying for an extended period of time, you will need a reliable internet environment for comfortable communication and smooth contact.

Instead of waiting in line at the crowded Kansai International Airport (KIX), you can pick up your SIM card at the GTN Osaka store in Osaka city . The store is located near Sakaisuji-Honmachi Station on the Osaka Metro Chuo Line , and you can travel from Sakaisuji-Honmachi Station to Yumeshima Station without changing trains.

We offer both 5G-enabled prepaid voice SIM cards and data-only eSIMs , with quick and easy setup and hassle-free contract procedures.

• Table of Contents
• 📱 SIM and eSIM plans available at GTN Osaka store
• Why should I buy a SIM card at GTN Osaka (instead of Kansai Airport)?
• GTN Osaka store information
• Easily connect anywhere, including Osaka!

📱 SIM and eSIM plans available at GTN Osaka store

At GTN Osaka, we offer flexible plans that can be chosen according to your length of stay and needs.

①GTN Mobile 5G Prepaid SIM (physical SIM only)

*Notes when purchasing

The devices that can be used are limited to SIM-free devices or SIM-unlocked devices.
Please be sure to check before purchasing.
To make a purchase, you will need a valid passport and an ID or document showing an overseas address .
You will also need to register a credit card .

② GTN Mobile Prepaid eSIM (Data only)

Plan:

Network: NTT DOCOMO (4G/LTE)
*The antenna pictogram will show "IIJ."

Check out GTN Mobile plans here!

*Notes when purchasing

The devices that can be used are limited to SIM-free devices or SIM-unlocked devices.
Please be sure to check before purchasing.
A valid passport is required for purchase.

If you would like to have your item sent by mail, we also accept credit card, convenience store payment, and bank transfer.
*Additional fees may apply.

Why should I buy a SIM card at GTN Osaka (instead of Kansai Airport)?

✈️ Avoid crowded airports and expensive fares!

🚄 Direct access to the Chuo Line for easy access to Yumeshima (the 2025 EXPO site)!

📱 Supports both physical SIM cards and eSIM!

🔥 Calls, SMS and data communications available on the same day

🛡️ Official, safe and secure purchase, multilingual support available

📶 Free device confirmation and setup service

Unlike ordinary tourist SIMs, GTN SIMs offer actual voice calling functionality , which is essential for booking tickets, making restaurant reservations, and communicating while traveling.

A more cost-effective plan for those on long-term visas

If you have a long-term visa, or if you would like to know about plans with no contract period, please check the official GTN Mobile website .

GTN Mobile Long-Term Voice Plan

GTN Osaka store information

📍Location: Near Sakaisuji-Honmachi Station, Osaka City (Chuo Line, direct access to Yumeshima, the site of the 2025 World Expo!)
10 minutes walk from Honmachi Station on the Midosuji Line, Chuo Line, and Yotsubashi Line

・Business hours: 10:00~18:30
・Closing days: Open all year round (except for New Year holidays)
・Telephone: 06-7777-3566
*Business hours may be shortened or there may be temporary closures. Please check the GTN Mobile website for details.

Easily connect anywhere, including Osaka!

Skip the airport hassle and get your GTN 5G prepaid SIM or data eSIM easily at a GTN Osaka store. Perfect for 2025 World Expo visitors, business travelers, and anyone looking for hassle-free, high-speed, voice-enabled connectivity across Japan.
Get a SIM card and a Japanese phone number. Enjoy your trip to Osaka to the fullest!