Japanese Coast Guard Commissions Survey Ship Koyo

January 20, 2021 (Google Translation) – The survey vessel “Koyo” is finally commissioned!

“Policy on strengthening the coast guard system” decided at the relevant Ministerial Meeting in December 2016.

Based on the above, the large survey vessel “Koyo” has been developed as part of the strengthening of the oceanographic survey system.
However, it will be commissioned on March 16, 3rd year of Reiwa.

The Koyo is the same type of ship as the Heiyo, which was commissioned in January last year, and is a coast guard like the Heiyo.
It is the largest survey vessel of the agency.

In addition to the multi-beam echo sounder, the commissioned survey vessel “Koyo” will cover the strata below the seafloor.
It is equipped with equipment for exploration and equipment for collecting mud on the seabed. She also told her propeller “A
“Zimas thruster” is adopted, and it is possible to direct the propulsion force in any direction of 360 degrees.

By becoming a Noh, the ability to hold fixed points at the ship’s position will increase, and accurate and efficient marine surveys will be conducted.

It will be possible.

After commissioning, the survey vessel “Koyo” will confirm Japan’s maritime interests in the Sea of ​​Japan and the East China Sea.
Engaged in surveys on seafloor topography and geology necessary for conservation.

Ship type Large survey vessel

Number HL12

Commissioning date March 16, 3rd year of Reiwa

Total tons Approximately 4,000 tons

About 103 meters in length

Approximately 16 meters wide

Main equipment Azimuth thruster, multi-beam echo sounder,

Sonic probe, mud collector

The shining sea derived from the ship’s name, shining light on the sea that has not been fully elucidated,

Named with the idea of ​​proceeding with marine surveys and clarifying them.

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