Akasaka Tec inc.

AStep-1LT Ship's Speed & Performance Measuring System

General information 1

For Official Sea Trial, NOW, we have improved position accuracy cost reduction in manpower requirements no restrictions on test area reduction in time to complete Sea Trial convenient data-management.

General information 2

  • Using the high precision measurement ability of Differential GPS,We can measure speed and ship's performance.
  • Record measuring data of Gyro, Wind Direction,Wind Speed (by NMEA),Etc., at the same time with measuring of ship's speed and wake.
  • The aforementioned measurement data is available in real-time via a screen display or print-out.

Details : PDF File(1.3MB)

Toka Seiki co.,ltd.

Gas measurement / Alarm equipments

The Social Contribution
Toka Seiki alive to contribute for advance and growth of society. We are proud of working utilize safety of human life.
The Healthy Management
Toka Seiki demand Best instead of Maximum. We do high quality working which doesnft depend on only experience and sense.
The Self-Realization
Toka Seiki hold dream and life worth living in common, working are vivid And pleasantly and bright.

Details : PDF File(1MB)

The Nippon Corrosion Engineering co.,ltd.


Marine Growth Preventing System gMGPSh ,in more than a decade since its initial exploitation in japan, has been adopted for more than 2000 ships throughout the word. Based on these splendid records of actual adoption for the ships worldwide and on richly-accumulated experiences in technology for the System, MGPS-ST type has newly been exploited been placed on the market.


  1. Space required can be reduced by reducing the power supply unit in size so as be hung on the wall
  2. The electrode unit can be installed at any suitable place, separately from the power supply unit !
  3. Piping work is simplified !

Details : PDF File(1.1MB)