
Guida
The NAOJ Mitaka Campus is the headquarters of the National Astronomical Observatory of Japan (NAOJ), located in Mitaka City, Tokyo. This site serves as a vital hub for astronomical research, overseeing observation facilities worldwide, developing new observational instruments, and providing education for graduate students. The campus also houses research and educational facilities for the Graduate University for Advanced Studies (SOKENDAI) and the University of Tokyo, making it a significant academic center.
For the general public, certain areas of the campus are accessible for visits without prior reservation. Additionally, the campus hosts regular or irregular events utilizing telescopes and a digital theater to share the wonders of the universe. It is a truly precious location that represents the forefront of astronomical research and technological development.
The Mitaka Campus carries a history deeply intertwined with the development of astronomy in Japan. The grounds include architectural structures from the Taisho and Showa eras, some of which are designated as Tangible Cultural Properties of Tokyo. Beyond being a research facility, it holds significant cultural value as a symbol of Japan's scientific and technological progress.
Furthermore, the campus is home to the 'Ephemeris Office,' which performs highly precise tasks such as determining leap seconds in collaboration with the National Institute of Information and Communications Technology (NICT), utilizing data from facilities like the Mizusawa VLBI Observatory. This site represents a long history of advanced scientific work that supports the very standards of time used globally.

The campus features various facilities and exhibits related to astronomy. During special events, visitors can experience the vastness of space through the digital theater. The site also houses the Astronomical Information Center, which serves as a contact point for celestial discoveries and astronomical inquiries.
Note that visiting areas are limited to specific parts of the campus. It is recommended to check the provided map to understand the facility layout. During unscheduled events, you may see exhibitions involving telescopes or the latest astronomical technologies.
Activities at the NAOJ Mitaka Campus primarily take place during daytime hours. Since specific public events or programs involving the digital theater and telescope observations are held periodically, it is essential to check the official website for the latest schedule. The environment is well-suited for exploring fundamental astronomical knowledge and the latest research findings regardless of the season.

During your visit, you may be able to utilize materials such as 'Observation Worksheets' designed for elementary school students (availability subject to change). These can help deepen your understanding of the role of the NAOJ and the field of astronomy. Additionally, the campus ground is available for public use via a reservation system for a fee. The site offers a unique coexistence of a solemn research atmosphere and an open space for scientific discovery.
The Mitaka Campus is located in Mitaka City, Tokyo. It is easily accessible via bus routes from Mitaka Station, Musashi-Sakai Station, Chofu Station, Musashi-Koganei Station, and Komae Station. The surrounding area features residential neighborhoods and cultural facilities, where you can enjoy time at local cafes or parks after your visit.

Please keep the following points in mind for your visit: