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JPX Market Innovation & Research / Japan Exchange Group

FAQ Site (Application FAQ / System Support FAQ)

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Contacts for JPX Service Desk

Application Procedure
Open Hours: Business day 9:00 am - 6:30 pm
TEL: +81-50-3819-1070
Email: servicedesk@jpx.co.jp
arrownet support
Open Hours:
  Japanese) 24/7
  English) 7:00 am - 6:30 pm on business days
TEL: +81-50-3819-1030
Email: arrownet_support@jpx.co.jp
arrowhead/ToSTNeT
Open Hours: Business day 7:00 am - 6:30 pm
TEL: +81-50-3822-8882
Email: arrowhead@jpx.co.jp
J-GATE
Open Hours:
  Japanese) 24/7
  English) 7:00 am - 6:30 pm on business days
TEL: +81-50-3822-8900
Email: j-gate3@jpx.co.jp
Clearing
Open Hours: Business day 9:00 am - 5:00 pm
TEL: +81-50-3819-1076
Email: servicedesk_clearing@jpx.co.jp
  • Creation Date : 2026/09/24 09:00

The new FAQ has been updated !

We have updated FAQ as show below.

●Application FAQ 
Is Windows 10 LTSB version available on the Clearing system?
Is Windows 10 Enterprise version available on the Clearing system?

●Clearing
Please tell us about the online hours (available hours) for each clearing system.
Is it okay to upgrade the OS of computer/terminal being used for the clearing system (SSO)?

We will continue to work on create more further useful FAQ for customers.
If there is any specific FAQ you want to know, or further information.
Please feel free to contact us at JPX Service Desk.

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