2026

• 2026-02-19

  Counter Service Suspension (February 24, PM)

2025

• 2025-12-19

  Library Use During the New Year's Holidays

• 2025-12-12

  Counter Service Suspension (December 17)

• 2025-12-08

  Notice of temporary suspension of library services（2025/12/22～2026/1/8）

• 2025-10-30

  Service Interruption Notice (November 8)

• 2025-10-30

  Service Interruption Notice (November 6 - November 7)

• 2025-10-24

  Support for Article Processing Charges (APCs) through Wiley Conversion Agreements

• 2025-10-06

  [Until November 1] Notice of IOP Science eBook Trial (For On-Campus Users Only)

• 2025-09-26

  Counter Service Suspension on October 2nd

• 2025-09-24

  [NAOJ member] IEEE Xplore User Training Session (10/1)

• 2025-09-11

  Maintenance Notice (Maruzen eBook Library, 9/14)

• 2025-08-05

  Maintenance Notice (Maruzen eBook Library, 8/9-8/17)

• 2025-07-17

  Book Exhibition : Chronological Scientific Tables 100th Anniversary [in Japanese]

• 2025-07-07

  Library Closure for Summer Vacation (August 13-15)

• 2025-06-30

  [Recovery] Notice of OPAC and My Library System Malfunction (June 30)

• 2025-06-23

  Maintenance Notice (Maruzen eBook Library, 6/24)

• 2025-06-12

  [Until June 30] Notice of IOP Science eBook Trial (For On-Campus Users Only)

• 2025-05-20

  Service Interruption Notice (May 23-May 26)

• 2025-03-31

  Book Exhibition : Spring 2025 special bookshelf [in Japanese]

2024

• 2024-06-13

  Service Interruption Notice: *OPAC(Library catalog) and MyLibrary

• 2024-05-01

  Service Interruption Notice: *OPAC(Library catalog) and MyLibrary

• 2024-04-01

  Book Exhibition : Welcome to NAOJ !!

• 2024-02-13

  [NAOJ member] Open Access information through the Wiley transformative agreements

• 2024-02-09

  [NAOJ members] New e-books! : Wiley 2 titles are now available

2023

• 2023-11-30

  Year-end and New Year Holiday closing schedule for Library users

• 2023-11-21

  [NAOJ members] New e-books! Now available via NAOJ campus network.
  The Dynamic Loss of Earth's Radiation Belts

• 2023-11-13

  [NAOJ members] New e-books! Now available via NAOJ campus network.
  Fundamentals of Fire Phenomena

• 2023-10-04

  [NAOJ members] Service Interruption Notice

• 2023-07-27

  [NAOJ members] New e-books! Now available via NAOJ campus network.
  Kappa Distributions : Theory and Applications in Plasmas

• 2023-06-26

  [NAOJ members] New e-books! Now available via NAOJ campus network.
  Modern Spacecraft Guidance, Navigation, and Control : From System Modeling to AI and Innovative Applications

• 2023-04-10

  [NAOJ members] New e-books! Now available via NAOJ campus network.
  Comprehensive Nuclear Materials (Second Edition)

• 2023-04-03

  Preventive measures for the spread of 2019 Novel Coronavirus（Apr. 3, 2023）

• 2023-03-07

  Mitaka Library 2nd Floor Closed March 3-10

• 2023-01-06

  Preventive measures for the spread of 2019 Novel Coronavirus（Apr. 3, 2023）

• 2023-01-06

  Suspension of document delivery and interlibrary loan (Jan. 18-31)

2022

• 2022-11-30

  Year-end and New Year Holiday closing schedule for NAOJ members

• 2022-10-04

  Preventive measures for the spread of 2019 Novel Coronavirus（Apr. 3, 2023）

• 2022-10-04

  Service Interruption Notice due to the power outage on November 12 (Sat.)

• 2022-05-31

  New ebooks from Cambridge University Press available

• 2022-05-18

  Notice of temporary suspension of library services（May 24-31）

• 2022-04-04

  Preventive measures for the spread of 2019 Novel Coronavirus（Apr. 3, 2023）

2021

• 2021-12-21

  Mitaka Library Closed January 2022/1/24(Mon.) 09:00 - 2022/1/28(Fri.)18:00 (JST)

• 2021-11-30

  Year-end and New Year Holiday closing schedule for NAOJ members

• 2021-10-15

  Service Interruption Notice

• 2021-10-04

  Preventive measures for the spread of 2019 Novel Coronavirus（Apr. 3, 2023）

• 2021-06-11

  Preventive measures for the spread of 2019 Novel Coronavirus（Apr. 3, 2023）

• 2021-02-26

  Service Interruption Notice:Mitaka Library 1st Floor Closed March 8-11

• 2021-01-08

  Preventive measures for the spread of 2019 Novel Coronavirus（Apr. 3, 2023）

2020

• 2020-11-26

  Year-end and New Year Holiday closing schedule for NAOJ members

• 2020-11-25

  Preventive measures for the spread of 2019 Novel Coronavirus（Apr. 3, 2023）

• 2020-10-22

  Service Interruption Notice: *OPAC(Library catalog) and My Library: 2020/11/14(Sat.)

• 2020-07-01

  Preventive measures for the spread of 2019 Novel Coronavirus（Apr. 3, 2023）

• 2020-07-01

  Service Interruption Notice: *OPAC(Library catalog) and My Library: 2020/7/14(Tue.)

• 2020-05-26

  Service Interruption Notice: *OPAC(Library catalog) and My Library: 2020/5/31(Sun.), 6/7(Sun.), 6/21(Sun.)

• 2020-04-20

  To support all researchers during the Covid-19 pandemic, EDP Sciences has opened the journals contenton their site from 2018-2020 so it is freely available for all to read.

• 2021-04-07

  Preventive measures for the spread of 2019 Novel Coronavirus（Apr. 3, 2023）

• 2020-03-11

  Service Interruption Notice:*OPAC(Library catalog) and My Library: 2020/3/20(Fri.) 09:00 - 15:00（JST）

• 2020-02-26

  Preventive measures for the spread of 2019 Novel Coronavirus（Apr. 3, 2023）

• 2020-02-20

  Service Interruption Notice:*OPAC(Library catalog) and MyLibrary: 2020/2/22(Sat.) 09:00 - 17:00（JST）

2019

• 2019-12-03

  Year-end and New Year Holiday closing schedule for NAOJ members

• 2019-10-28

  Service Interruption Notice

2018

• 2018-12-26

  Year-end and New Year Holiday closing schedule for NAOJ members

• 2018-12-05

  Service Interruption Notice

• 2018-10-18

  Service Interruption Notice: *OPAC(Library catalog) and MyLibrary 2018/10/19(Fri.)

• 2018-06-07

  Service Interruption Notice*OPAC(Library catalog) and MyLibrary

• 2018-02-01

  Available Online Journal Archive - Taylor & Francis

2017

• 2017-12-22

  Year-end and New Year Holiday closing schedule for NAOJ members

• 2017-11-27

  Service Interruption Notice

• 2017-11-14

  Service Interruption Notice

• 2017-06-01

  Library system upgrade

• 2017-03-16

  Notice for OPAC maintenance

• 2017-02-02

  Nature Astronomy available

2016

• 2016-12-19

  Year-end and New Year Holiday closing schedule