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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
  • No : 9911
  • Updated Date : 2026/09/24 09:00
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Is it okay to upgrade the OS of computer/terminal being used for the clearing system (SSO)?

Is it okay to upgrade the OS of computer/terminal being used for the clearing system (SSO)?
Category : 

Answer

The version type does not matter as long as it is Windows 11 Pro and the operating environment meet the requirement described in "SSO / Portal Operation Manual".
We will notify the participants in advance, if the windows 11 update affects the clearing system.