What you’ll learn in this article
Pocket Wi-Fi is one way to access the internet during your Japan trip, whether for short-term or long-term stays.
Since you can connect multiple devices including smartphones, PCs, tablets, and gaming consoles, it’s ideal for group travel and business use.
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What is Pocket Wi-Fi?
Pocket Wi-Fi is a mobile router that provides internet access using cellular networks.
Features
- Connect multiple devices simultaneously
- Just carry the router to use
- Initial setup can be easier than SIM cards
A popular service among travelers and business users.
Comparison with SIM Cards (Which is Better?)
| Item | Pocket Wi-Fi | SIM Card |
|---|---|---|
| Convenience | △ Need to carry a router | ◎ Smartphone only |
| Multiple Device Use | ◎ Good for simultaneous connections | △ Mainly for one smartphone |
| Phone Number | × None | △ Available with voice SIM |
| Cost | Slightly higher | Cheaper |
| Speed | Often more stable | Depends on the carrier |
| Travel Suitability | ◎ Perfect for groups | ◎ Good for solo travel |
Solo travel → SIM
Group travel → Pocket Wi-Fi
is the basic selection guide.
Who Should Use Pocket Wi-Fi?
- Traveling with friends or family
- Using PC or tablet
- High data usage (videos, online meetings, etc.)
- Not comfortable with SIM setup, want something ready to use
- Need constant internet access at hotels and while out
Types of Pocket Wi-Fi
There are two types of Pocket Wi-Fi:
● Rental (for short-term use)
- Ideal for a few days to several weeks
- Pick up at airports, delivery, or hotel reception available
- Must be returned
- Many unlimited data plans available
Most commonly used by tourists and business travelers.
● Contract-based (for long-term use)
- Monthly fixed fee
- Suitable for long-term stays, study abroad, or work assignments
- Often used as a no-installation-needed home router
Data Usage Guidelines
| Usage Pattern | Estimated Data Needs |
|---|---|
| Mainly SNS, maps, and searches | 3-5GB |
| Frequent photo and video uploads | 10-20GB |
| Video streaming and online meetings | 50GB-Unlimited |
| Family use and group travel | Unlimited recommended |
If unsure, choosing an unlimited plan is the safe option.
Pick-up Methods (for Travelers)
Rental Wi-Fi for travelers offers various pickup locations.
- Airport counters (Narita, Haneda, Kansai, etc.)
- Delivery to hotels or vacation rentals in Japan
- Home delivery (advance shipping)
For short trips, airport pickup is most convenient.
Return Methods
- Airport return boxes
- Mail return (using provided envelope)
Note that late returns may incur additional charges.
Price estimates
| Usage Period | Price estimates |
|---|---|
| 1-day rental | 500-900 yen |
| 1 week | 3,000-6,000 yen |
| 1 month | 4,000-7,000 yen |
| Long-term contract | 3,500-5,000 yen/month |
*Varies by company and plan.
Important Notes (Avoiding Problems)
- Router battery drains quickly
- Device pickup and return required
- Insurance for loss or damage may cost extra
- Signal might be weaker in rural areas
Frequently Asked Questions (FAQ)
Q. Which is better, SIM or Pocket Wi-Fi?
A. SIM for solo travel, Pocket Wi-Fi for group travel.
Q. Can I rent after arriving in Japan?
A. Yes, same-day pickup is often available at airport counters.
Q. Can I use it at hotels?
A. Yes, it works both indoors and outdoors.