SOFTBANK 5G DATA SIM 300GB

説明

SOFTBANK 300GB 5G DATA SIM – Unlimited-like connection, all month long

The SOFTBANK 300GB 5G DATA SIM is your “secret weapon” for a fully connected digital lifestyle. With a massive 300GB data allowance, you can stream, game, work online, or go live all day without interruptions.

⚡ Ultra-fast 5G speed – instant downloads, smooth streaming
📶 Wide coverage – stable anytime, anywhere
💼 Perfect for work, entertainment, and study
🔥 Full-month usage – no stress about running out of data

One SIM unlocks a world of seamless connectivity.

Technical Specifications

Category	Details
Carrier	SoftBank (Japan)
SIM Type	Data-only (no voice support)
Data Allowance	300GB high-speed data/month
Validity	30 days or monthly plan
Technology	4G LTE / 5G
After Data Limit	Speed reduced (~128 Kbps)
Compatibility	International devices (SIM-free)
Coverage	Nationwide across Japan

SOFTBANK 300GB 5G DATA SIM – Smooth browsing, powerful usage!

300GB high-speed data – use freely for 30 days

• 300GB of high-speed data within 30 days
• Watch HD/4K videos, livestream, and download large files without limits
• Supports continuous work, entertainment, and hotspot sharing

✔️ Enough data to replace WiFi in many situations – no more daily data worries.

Stable 4G/5G connection – consistent real-world performance

• SoftBank infrastructure with nationwide coverage in Japan
• Supports 4G LTE and 5G (depending on device/area)
• Low latency, minimal lag for meetings and gaming

✔️ Whether in the city or on the move, your connection stays seamless.

No waste – fully focused on data

• No voice call support
• No SMS (or OTP only depending on SIM version)
• All cost dedicated to internet usage

✔️ You only pay for what you actually use.

Flexible usage – one SIM, multiple purposes

• Works with smartphones, tablets, and laptops
• Insert into a router to create WiFi
• Share hotspot with multiple users at once

✔️ Ideal for individuals, teams, or travel groups.

Easy to use – no commitments

• Insert SIM and use instantly or set up APN quickly
• No complicated contracts
• Compatible with international (SIM-free) devices

✔️ Anyone can start using it right away.