Prepaid SIM card is now available at HeroNet!

!!ATTENTION!!
We apologize that prepaid SIM cards are out of stock right now. We are currently preparing for new data SIM plans! We will keep you updated for further information. Thank you! 

Available SIM type (as of Dec 5, 2016)

  • nano
  • (microSIM is not available at this time)

Compatible models

nano SIM

  • iPhone 7(NTT Docomo)
  • iPhone 7 Plus(NTT Docomo)
  • iPhone SE(Unlocked)
  • iPhone 6s(Unlocked)
  • iPhone 6s Plus(Unlocked)
  • iPhone 6(NTT Docomo)
  • iPhone 6(Unlocked)
  • iPhone 5s(NTT Docomo)
  • iPhone 5c(NTT Docomo)
  • iPhone5(Unlocked)
  • iPad Air(Unlocked)
  • iPad mini4(Unlocked)
  • Galaxy S7 edge(NTT Docomo)
  • Galaxy S6 edge(Unlocked)
  • XPERIA Z3(Unlocked)

Please check on the U-mobile websitefor compatibility.

Prepaid SIM FAQ

Q. Does every phone/device accept your prepaid SIMs?

HeroNet
Yes as long as your phone/device is unlocked. Please check the compatibility list before purchase. Please make sure to check what type of SIM card is used on your phone/device, i.e. nano SIM or micro SIM.

Q. How much data capacity can be used?

HeroNet
A. 200 MB. If 200 MB is used, the speed will drop to 200 kbps for the rest of the day. (max 200MB x 30days= 6GB )

Q. Can I make voice calls or send texts?

HeroNet
A. The service is for data use only, however, you can use third-party Apps to make calls or text locally or internationally. (iMessage, Skype, majicJack, LINE, 050plus etc.)

Q. How can I start the service?

HeroNet
A. Purchase the prepaid SIM, insert the SIM into your phone, change the APN setting for Android or install the APN profile for iPhone, and the phone will be ready to use!

Q. Can I return the SIM card?

HeroNet
A. We do not accept return or exchange after purchase. Please check the compatibility before purchase. Please see the set-up guide for the details.

Q. Can I refill the data?

HeroNet
A. No, the SIM is not rechargeable. If you want to continue to use the service, please purchase another SIM card. You do not need to change the setting for your phone/device.

Q. I need help to set up my phone/device.

HeroNet
A. Please feel free to call U-mobile customer center at 0120-981-006 for assistance. (11:00-19:00 7days/week English)