Japan eSIM | 5G Data Plans for Travelers

Description

Japan eSIM — a top pick for 5G high-speed data while traveling in Japan. Exploring Tokyo, eating your way through Osaka, or taking in the views of Mount Fuji — this eSIM keeps you online throughout your trip. Activate instantly on the 5G network and share your travel moments without delay.

Reliable 5G network across Japan

From central Tokyo to suburban neighborhoods and ski resorts, this eSIM maintains a stable 5G connection wherever your itinerary takes you.

Browse the web, send messages, watch videos, make video calls, and stay in touch with friends and family throughout your trip.

Unlimited Data: No data cap to worry about — well suited for travelers with heavy internet usage.

Consistent Speeds: Delivers stable internet speeds for gaming and streaming without interruption.

Gaming, streaming, and social media: Supports game streaming, HD video playback, and social media updates across major platforms.

Hotspot Sharing: Hotspot sharing is supported, so travel companions can connect their devices. Note that sharing the hotspot may reduce network quality for the primary user — one eSIM per person is recommended.

Straightforward Plan Details: One-time purchase with no recurring charges — suitable for short trips and longer stays alike.

Fast activation, no SIM swap required

With a Japan eSIM, there is no SIM swap and no waiting. Scan the QR code, enable data roaming, and you are connected.

Pick your Japan eSIM plan below and travel with one less thing to worry about.

—————————————————

How to choose the right plan

Match your plan to how you actually use data on the road:

Light 500MB/Day

A good fit for light users who need maps, quick information lookups, and occasional browsing.

Works well for short trips or business travel with minimal data needs.

Basic 1GB/Day

Covers regular social media use, messaging apps, and the occasional short video.

A solid choice for moderate users who want to handle everyday online tasks without overpaying.

Standard 2GB/Day

For travelers who stream video regularly or need to transfer larger files, this plan provides enough headroom for smooth HD playback and video calls.

Heavy 3GB/Day

Built for travelers who are online frequently throughout the day.

Handles high-demand tasks like continuous video streaming and intensive work use with a stable, fast connection.

Unlimited Data

No daily data cap — this plan keeps you connected without tracking how much you have used.

Suitable for heavy users or travelers sharing a connection across multiple devices. Fair Use Policy applies.

———-

Unlimited Data

Network Signal: 5G (primarily covers cities, suburbs, and ski resorts)

Network Speed: Maximum 300 Mbps; unlimited data with no daily cap

Hotspot Sharing: Hotspot is supported, but network quality on shared connections cannot be guaranteed. To protect your own speeds, one eSIM per person is recommended.

Scanning the QR code and enabling data roaming counts as Day 1. Day 2 begins at 00:00 Taiwan Time (UTC+8).

Fair Use Policy applies.

—————————————

Light 500MB/Day

Basic 1GB/Day

Efficient AV Plan 2GB/Day

Frequent Heavy Plan 3GB/Day

Heavy Internet Plan 5GB/Day

Network Signal: 5G (primarily covers cities, suburbs, and ski resorts)

Network Speed: Maximum 300 Mbps; speed reduced to 128 kbps after the daily data allowance is used

Hotspot Sharing: Hotspot is supported, but network quality on shared connections cannot be guaranteed. One eSIM per person is recommended to protect your speeds.

Scanning the QR code and enabling data roaming counts as Day 1. Day 2 begins at 00:00 UTC+8.

Fair Use Policy applies.

————————–

Good to Know

Your usage period begins when you scan the QR code and activate the eSIM. Daily data resets at 00:00 Taiwan Time (UTC+8).

Please follow the Fair Use Policy to help maintain network quality for all users.

What to check before buying a Japan eSIM

Confirm that your phone supports eSIM before purchasing. You can check by dialing *#06# on your device.

Activate your eSIM within 30 days of purchase. Expired codes are not eligible for a refund.

For questions, contact our LINE customer service: @yu-cloud.

Before purchasing, please read the SIM Card Terms & Conditions. By placing an order, you agree to the terms and conditions.

———-

Important Notes

Once data roaming is enabled, the next 00:00 Taiwan Time (UTC+8) marks the start of Day 2.

The network supports 4G (LTE). If your area or device does not support 4G (LTE), it will fall back to 3G or 2G depending on local network availability.

The provider may update local carrier partners at any time. We publish the most current information available, but the carrier your device connects to may vary.

Before ordering, confirm your phone supports eSIM by dialing *#06#. This is a customized product. Refunds cannot be issued if your device does not support eSIM.

A valid email address is required at checkout to receive your eSIM. The eSIM must be activated within 30 days of purchase; unused codes that expire are not eligible for a refund.

For any post-purchase questions, contact LINE official customer service @yu-cloud.