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Maintenance

Ongoing maintenance

Tue. Jul. 28, 2026 - Thu. Jul. 30, 2026

  • Supercomputer Systems

Ongoing
【Supercomputer】Temporary Maintenance of Login Node/Application Server

Maintenance schedule

Thu. Jul. 30, 2026
Scheduled
ネットワークサービスのサーバメンテナンス
Mon. Aug. 3, 2026
Scheduled
ネットワークサービスのサーバメンテナンス
Tue. Aug. 4, 2026

  • Activity Database on Education and Research

Scheduled
Maintenance of Activity Database on Education and Research(8/4)
Wed. Aug. 5, 2026

  • VM Hosting
  • WEB Hosting

Scheduled
Maintenance of ARCS Hosting Portal
Scheduled
ネットワークサービスのサーバメンテナンス
Thu. Aug. 6, 2026
Scheduled
ネットワークサービスのサーバメンテナンス
Fri. Aug. 14, 2026

  • WEB Hosting

Scheduled
[Maintenance Notice] WEB Hosting Service Type B - Aug 14, 2026 12:00–13:00 JST

  • Activity Database on Education and Research

Scheduled
Maintenance of Activity Database on Education and Research(8/14)
Thu. Aug. 20, 2026
Scheduled
ネットワークサービスのサーバメンテナンス
Mon. Aug. 24, 2026 - Wed. Aug. 26, 2026

  • PC Terminal Services for Education

Scheduled
【PC端末サービス】教育コンシステム保守に伴うサービス停止について(8/24-26)

Completed maintenance

Tue. Sep. 20, 2016
Done
The temporal suspension of the network due to the update of switch (Primate Research Institute)
Thu. Sep. 15, 2016
Done
The temporal suspension of the network due to the update of switch (Research Reactor Institute)
Sun. Sep. 11, 2016 - Mon. Sep. 12, 2016
Done
【KUINS】Temporal suspension of campus network（Sep.11(Sun)18:00 - Sep.12(Mon)01:00）
Thu. Sep. 8, 2016
Done
The temporal suspension of the network due to the update of switch (Center for Ecological Research)
Wed. Sep. 7, 2016
Done
The temporal suspension of IP-VPN(BB) service
Mon. Sep. 5, 2016 - Tue. Sep. 6, 2016
Done
【Supercomputer】 About the urgent maintenance of portal, HPCI account IdP server
Mon. Aug. 29, 2016 - Tue. Aug. 30, 2016
Done
All services of Educational computer systems will be stopped (29,30 Aug)
Thu. Aug. 25, 2016 - Mon. Aug. 29, 2016
Done
【e-Learning Training Support】Stop of the service due to the system maintenance (25-29 Aug.)
Thu. Aug. 25, 2016 - Wed. Aug. 31, 2016
Done
PandA service will be not available due to maintenance from 25 Aug to 31 Aug
Fri. Aug. 12, 2016
Done
【Activity DB on Education and Research】 Stop of the service due to the maintenance（Aug.12（Fri.）13:30-14:30）
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