24/7 Vietnamese support · Delivery across Japan
SKY MOBILESKY MOBILE
SIM DATA 5G SOFTBANK 5GBBest seller
5GB
Data
SOFTBANK
Carrier
30d
Billing cycle

SIM DATA 5G SOFTBANK 5GB

Best Seller

4.8Sold: 330
Monthly fee
¥1,500
First month fee
¥9,300
Next billing date07/25/2027
Billing for month 08 usage
Choose plan
Free shipping and activation fee when you sign up for a 6-month or 1-year plan

Carrier

SoftBank (Japan)

SIM Type

Data-only (no calling support)

Data Capacity

5GB high-speed

Validity Period

30 days

Technology

4G LTE / 5G

After Data Limit

Data cut off or speed reduced (~128 Kbps)

Compatibility

International devices (SIM-free)

WiFi Sharing

Hotspot supported

Coverage

Nationwide Japan

Specifications

CarrierSOFTBANK
SIM typeData Only
Data5GB
Billing cycle30 days
CallsNot supported
After data capReduced speed
CompatibilityInternational devices (SIM-free)
CoverageAll of Japan

How to activate

1Order the plan and receive your SIM or eSIM code
2Insert the SIM or scan the QR code
3Set up the APN and start using it
High-speed data — stream video & join calls freely
Hotspot support for multiple devices
No long-term contract, works with international devices

Additional Information

SOFTBANK 5GB 5G DATA SIM – Compact data, sufficient connection anytime

SOFTBANK 5GB 5G DATA SIM provides a simple connectivity solution for basic needs over a short period. Compact data, easy to use, and cost-saving – enough to keep you online when needed.


Minimal data capacity – suitable for short-term needs

5GB is a low data level, designed for quick and simple usage situations.

  • Suitable for map navigation and quick information search

  • Maintain communication via chat applications

  • Meet basic internet needs for a few days

This is a commonly used option for short-term travelers or users needing temporary connectivity.


Stable connection – sufficient for all basic situations

Despite the small data capacity, connection quality is still ensured.

  • Stable speed when used in urban areas

  • Continuous connection while moving

  • Supports 4G and 5G depending on the device

Suitable for light tasks that still require stability.


Cost optimization – no unnecessary expense

The 5GB plan focuses entirely on essential needs.

  • No calling function included

  • No payment for unused features

  • Suitable for users who need to save costs

This is the lowest cost level to maintain internet connectivity in Japan.


Flexible usage – no device limitation

One SIM can serve multiple purposes.

  • Use directly on smartphones

  • Share connection with other devices when needed

  • Can be inserted into a WiFi router

Suitable for both individuals and quick usage needs.


Easy to use – no complicated setup required

Designed for a simple user experience.

  • Insert the SIM and use immediately

  • Quick setup, no technical requirements

  • No contract, no commitment


✔️ SOFTBANK 5GB 5G DATA SIM is a solution for minimal needs. No excess data, no complex features.

Suitable if you:

  • Only need internet for a short time

  • Use at a basic level

  • Want to maximize cost savings