Japan 5G SIM Card

(582 Reviews)
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  • Sim card isntallation
  • 5 star service
  • live chat anytime
product review winner
Google 5 star

Up to 50GB
4G/5G speed
30 days
Data Only
Expiry 31/03/2026
Use in Japan

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Quantity

Description

What’s Included?

  • 5 – 50GB (Unlimited data at 128kbps)
  • No daily limit
  • 4G/5G speed
  • 30 days service from activation
  • For use in Japan
  • Fits all phones (SIM Size: Nano, Micro, and Standard)
  • Hotspot/Tethering enabled
  • Expire 31 March 2026

Things to know

  • The SIM’s provider is CMHK
  • Simple plug & play activation
  • No ID registration needed
  • No calls or texts included (data-only SIM)
  • Coverage on the KDDI & Softbank
  • Compatible with unlocked mobile devices
  • Check data usage online

Important Notes

  • TikTok and ChatGPT will NOT work
  • SIM will NOT work on Modem/Mifi/Pocket Wifi devices
  • Insert the SIM card upon arrival at your destination to avoid accidental activation outside coverage countries
  • Check network coverage in your intended travel areas; Coverage issues are outside our control and we do not offer refunds

Troubleshooting Guide

SIM not working? Don’t stress! Follow this guide to get you up and running.

  1. Disable VPN and any secondary SIM/eSIM lines (for dual SIM phones)
  2. Turn phone off, remove the SIM, insert the SIM back and turn phone on
  3. Confirm mobile data is sourced from our SIM (i.e. the correct SIM profile is selected)
  4. Turn data roaming on (Android: select all network)
  5. Wait up to 10 minutes for activation to occur
  6. Set APN and network operator as automatic, adjust only if not working
    6.1 APN: “cmhk” | Username: [blank] | Password: [blank] (Android: select manually)
    6.2 Turn off automatic network selection and manually choose from the list below.
  7. Restart your phone and/or turn on and off airplane mode
  8. Still not working? Chat with us live, we’re here to help!

We are not affiliated with the network provider. Data allowance may change without notice; check our website for updates.

Network Operator(s) List

  • Japan [KDDI(4G) / Softbank(5G)]

*Updated product listing on 27 May 2024: changed provider from CHT to CMHK.

Reviews

Customer Reviews

China 5G eSIM
Michael
Rating: 5/5
eSIM worked very well
Thu Oct 30 2025 03:56:32 GMT+0000 (Coordinated Universal Time)
asia esim unlimited 13 countries
Wawan S.
Rating: 5/5
Cheap & reasonable data speed
Cheap & reasonable data speed, highly recommended
Wed Oct 29 2025 01:36:41 GMT+0000 (Coordinated Universal Time)
asia esim 13 countries
Teck N.
Rating: 5/5
Travelkon e-SIM -Easy installation and reliable
Reliable and easy to install.
Wed Oct 29 2025 00:49:18 GMT+0000 (Coordinated Universal Time)
southeast asia esim 7 countries
Wilson T.
Rating: 5/5
Great sim
Great sim. Connected straight awayupon arrival
Mon Oct 27 2025 22:03:40 GMT+0000 (Coordinated Universal Time)
asia esim 13 countries
Yung
Rating: 5/5
Highly recommended
Highly recommended. Working extremely well in every country.
Mon Oct 27 2025 20:12:14 GMT+0000 (Coordinated Universal Time)
china sim card
David C.
Rating: 5/5
China trip
China Sim works perfectly all apps working google translate , whatsup , google maps, thanks sooo much
Mon Oct 27 2025 06:46:09 GMT+0000 (Coordinated Universal Time)
china esim
LK
Rating: 5/5
Great product
Esim and sim card worked well and the VPN was automatic which is a bonus. Great product!
Mon Oct 27 2025 01:57:50 GMT+0000 (Coordinated Universal Time)
china esim
Irvin T.
Rating: 5/5
Great eSIM
Activated with ease. Excellent and reliable service provider.
Sun Oct 26 2025 08:23:28 GMT+0000 (Coordinated Universal Time)
indonesia esim
SW
Rating: 5/5
Excellent
Excellent and just work
Sun Oct 26 2025 00:11:08 GMT+0000 (Coordinated Universal Time)
japan esim docomo iij
Julie B.
Rating: 5/5
Best money i ever spent with the Japanese esim
Best money i ever spent with the Japanese esim from TravelKon
Fri Oct 24 2025 02:51:12 GMT+0000 (Coordinated Universal Time)

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