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What's New
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Jun.13,2025
[Notices] Update the User Interface Specification (IS-QZSS-L6) for CLAS and CLAS test library, CLASLIB, and the Test Transmission from QZS-3
Jun.10,2025
[Notices] Start of QZS-6 Services
Jun.09,2025
QZSS Satellite Information
Notices
Start of QZS-6 Services
QZSS Satellite Information
QZSS Satellite Information
Notices
Delay of the transition to the Health "BAD" status in PNT services
Notices
Plan for support of multi-frequency positioning in MADOCA-PPP and request for support of MADOCALIB v2.0
Notices
Preparation Status of QZS-6
Downloads
[Movie] Quasi-Zenith Satellite System “QZSS” (2025 version)
Services
QZSS is Becoming a Seven-satellite Constellation
Services
What is the Quasi-Zenith Satellite System (QZSS)?
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Pamphlet
Related News
Related News
Glossary
Related Links
Japanese and global sites related to GNSS. For Japanese part, related organizations/institutions/companies, etc. are listed.
Events
Events
GNSS and QZSS related events such as symposia, seminars, etc.
Service Overview
Service Overview
Overview of the Quasi-Zenith Satellite System (QZSS)
What is the Quasi-Zenith Satellite System (QZSS)?
Transmission Signals
Satellite Positioning Services
Sub-meter Level Augmentation Service (SLAS)
Centimeter Level Augmentation Service (CLAS)
Downloads
Movie introducing QZSS and Promotional pamphlet.
They are useful to understand basic characters of QZSS.
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Interface Specification (IS-QZSS)
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Service Support Information
QZSS Satellite Information
List of Positioning Satellites
GNSS View
"GNSS View" is a tool to display locations of "Michibiki" and GPS satellites.
GNSS View (Web)
GNSS View (iOS App)
GNSS View (Android App)
Technology
Quasi-Zenith Satellite Orbit (QZO)
Advantages of QZSS
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User Guide
Personal Use, Automobiles, Railways, Ships and Aircraft, Construction and Agriculture.
List of products that support Michibiki
