1981 Established to take over the Marine division of the OKI group.
1985 Started sales of  Information related equipment, NOAA, Himawariremote sensing system .
1988 Started sales of marine audio-visual and CCTV system.
1989 Delivered digital intercom and announcement system to Fuji-Maru, a Japanese luxury passenger boat.
Started sales of NOAA-HRPT system.
1990 Delivered high-tech systems, digital intercom, announcement systems, AV systems, CCTVs, etc. to gorgeous passenger vessels such as Crystal Harmony, Orient Venus, Nippon-Maru, Frontier Spirit, etc
1991 Developed “WEFAX” shipboard receiving system for GMS “Himawari” and installed the same on “KAIYO” of JAMSTEC.
1992 Approval and certification of OAE-series electronic auto-exchange and telephones by JATE(JG).
1993 Paid-in Capital increased ¥10,000,000. Became a regular member of Japanese Marine Equipment Association.
1994 Receive an order to develop the ADEOS-DTL receiving system Joined the Sea Japan 94’ International Marine Equipment Exhibition in YOKOHAMA, the first of the kind to be held in Japan.
Started sales of cargo loading computer systems.
1995 Moved the Kobe branch office because of the earthquake disaster.
1996 Started sales of digital electronic auto-exchange, the OAE-8000 Series.
Started the official test theADEOS-DTL.
The workshop for the NOAA-HRPT remote sensing systems opened.
1997 Developed the shipboard analysis system of geostationary weather satellites, theGMSP-2S, GMS, GOES WEST,GOES EAST, and METEOSAT
1998 Installed the digital wireless communication system (PHS)on “Pacific Venus” of Japan Cruise Line, Inc.
1999 Developed the shipboard PABX OAE-1200 compatible digital wireless telephone.
Supplied GMS SVISSR/HiRID system to Japan Meteorological Agency.
2000 New Head Office building completed in October.
2001 Developed fire and detection equipment to meet with the new regulation of SOLASⅡ-Chapter 2 revised in 2000 and relevant patents wereFiled.
2002 Developed CPU controlled, zone type fire detection and alarm equipment FF-3062 Series.
Supplied GOES/GVAR reception system to Japan Meteorological Agency.
2003 Supplied CCTV and shipboard marine communication equipments to JAPAN MARINE SCIENCE AND TECHNOLOGY CENTER(JAMSTEC)“CHIKYU”
2005 Succeed in reception of LRIT first time ever in Japan
Transferred Shimonoseki Branch (Newly built) .
2006 Installed the first NOAA-METOP in japan to japan Meteorological Agency.
2007 Completed development of LAN connection marine IP-PBX the OAE-1200MX series.
2008 Completed development of LAN connectable IP Marine Clock.
Delivered L / S-Band and X-Band satellite receiving system to Antarctic Syowa Station to National Institute of Polar Research.
2009 Developed batteryless (no battery) phone.
Developed Batteryless Telephone Exhibited at BARI-SHIP IMABARI MARITIME FAIR.
2010 Delivered Automatic Telephone Exchange, PHS telephone equipment and ship monitor monitoring TV equipment to Marine Self-Defense Force’s Ocean Observing vessel 19AGS built by Mitsui Engineering Co., Ltd.
2011 Developed Marine PABX,OAE-7200 series.
Developed Marine Digital Public addressor OHE-3500 series.
2012 Completed developed NEW FSS cord Fire detection and alarm system,FF-1520,FF3063 series.
2015 Developed JMA Himawari Cast receiver.
2016 Developed Digital Telephone Exchange OAE-KH010L Series.
2017 Developed Small type Marine PABX,OAE-CX050.
Renewed WEB site (homepage)overall.