• 2023/03/06

  Maintenance

  Notice: Scheduled System Maintenance: Sat, Mar 18 09:00 - 18:00 (JST)

• 2022/11/09

  Maintenance

  Notice of Search System Outage

• 2022/10/21

  Maintenance

  Notice of Search System Restoration

• 2022/09/22

  Maintenance

  Notice: Scheduled System Maintenance: Fri, Sep 23 00:00 - 03:00 (JST)

• 2022/07/21

  Maintenance

  Sorry, our web servers were not connected to internet: Jul 21 09:41 - 11:09 (JST)

• 2022/06/23

  Maintenance

  Notice: Scheduled System Maintenance: Sun, Jun 26 00:00 - 03:00 (JST)

• 2022/06/02

  Maintenance

  Sorry, our web servers were not connected to internet: Jun 02 06:18 - 08:11 (JST)

• 2022/03/07

  Maintenance

  Sorry, our web servers were unstable to internet: Mar 7 15:07 - 15:31 (JST)

• 2022/02/14

  Maintenance

  Notice: Scheduled System Maintenance: Sat, Feb 19 12:30 - 13:50 (JST)

• 2021/09/30

  Maintenance

  Sorry, our web servers were not connected to internet: Sep 30 06:30 - 09:28 (JST)

• 2021/04/27

  Maintenance

  Notice: Scheduled System Maintenance: Sat, May 8 00:00 – 01:30 (JST)

• 2021/01/27

  Maintenance

  Notice: Scheduled System Maintenance: Sat, Feb 6 09:00 - 16:30 (JST)

• 2020/03/04

  Maintenance

  Sorry, our web servers were not connected to internet: Mar 4 06:26 - 09:28 (JST)

• 2020/01/27

  Maintenance

  Sorry, our web servers were not connected to internet: Jan 26 21:11 - Jan 27 10:14 (JST)

• 2011/01/01

  Maintenance

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