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| Record |
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 |
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| 2004 |
The new optical telescope, NAYUTA, Japan's largest (2m), began operation at Nishiharima Astronomical Observatory. |
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| 2002 |
Satellite ground network system began operation. |
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| 2001 |
Installed the 20m dual-beam antennas for VERA
(VLBI Exploration of Radio Astrometry) |
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| 1999 |
Subaru Optical-Infrared Telescope began operation
(Oversaw dome planning, construction, installation, and alignment/adjustment) |
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| 1995 |
Started supplying Mobile Earth Terminals for North American MSAT Systems
(approx. 45,000 between 1995 - 2001)
Started supplying MINCS (14 between 1995 - 2000) |
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| 1989 |
Started supplying DCME
(approx. 1,400 units supplied between 1989 - 2001) |
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| 1988 |
Provided over 400 earth stations to KDD, NTT, and Ministry of Home Affairs
(1988 - 2001)
Started supplying Satellite News Gathering base stations. |
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| 1985 |
Started supplying Telemeter Tracking & Control stations
Supplied over 30 stations to NASDA, ISAS and RRL between 1985 - 2001. |
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| 1980 |
Provided 45m radio telescope to the Tokyo Observatory |
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| 1968 |
Started supplying STD-A for INTELSAT. Supplied to a total of 60 stations
(1968 - 1992) |
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| 1964 |
Mount Fuji Doppler Radar Station completed |
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