Schedule of the maintenance

On the routine maintenance day, the SDAS is unavailable from 09:00 to 21:00[JST]. We apologize for the inconvenience.

Updated on 2023/02/14

JFY2023 (April 2023 -- March 2024)

  • 17 April 2023
  • 18 July 2023
  • 16 October 2023
  • 11 November 2022 (7:00JST - 21:00JST)
    Caution: The start time of the maintenance is 7:00JST.
    (for the inspection of the electric power system of Mitaka Campus)
  • 15 Janurary 2024

JFY2022 (April 2022 -- March 2022)

  • 18 April 2022
  • 19 July 2022
  • 17 October 2022
  • 12 November 2022 (7:00JST - 21:00JST)
    Caution: The start time of the maintenance is 7:00JST.
    (for the inspection of the electric power system of Mitaka Campus)
  • 16 Janurary 2023

JFY2021 (April 2021 -- March 2022)

  • 19 April 2021
  • 19 July 2021
  • 18 October 2021
  • 13 November 2021 (7:00JST - 21:00JST)
    Caution: The start time of the maintenance is 7:00JST.
  • 17 Janurary 2022

JFY2020 (April 2020 -- March 2021)

  • 20 April 2020
  • 20 July 2020
  • 19 October 2020
  • 14 November 2020 (7:00JST - 21:00JST)
    Caution: The start time of the maintenance is 7:00JST.
  • 18 Janurary 2021

JFY2019 (April 2019 -- March 2020)

  • 15 April 2019
  • 16 July 2019
  • 21 October 2019
  • 30 November 2019 (7:00JST - 21:00JST)
    Caution: The start time of the maintenance is 7:00JST.
  • 20 January 2020