Special vessel : fishery protection vessel (shipyard)
KIRAKAZE - 114 T MITSUBISHI HEAVY INDUSTRIES - Ship & Ocean

• 

  Pollution control vessel : oil spill recovery vessel (shipyard)
  SEIRYUMARU - 4.792 T
  75m 246' 1"ft
• 

  Special vessel : drillship (shipyard)
  CHIKYU - 57.000 T
  

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  Hydrographic survey vessel (shipyard)
  MIRAI - 8.672 T
  
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  Oceanographic research vessel (shipyard)
  HAKUHO MARU - 3.987 T
  
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  Seismic research vessel
  HAKUREI MARU NO.2 - 2.127 T
  
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  Halieutic research vessel (shipyard)
  SOYO MARU - 892 T
  

Special vessels : Patrol vessels

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  Special vessel : fishery protection vessel (shipyard)
  GEPPOU - 52 T
  
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  Special vessel : offshore patrol-vessel (shipyard)
  KAIKI - 99 T
  

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  Special vessel : dredger
  MECCA
  122m 400' 3"ft
• 

  Special vessel : trailing suction hopper dredger
  1.669 GT
  68.33m 224' 2"ft
• 

  Special vessel : bucket dredger
  SHINSEI-8
  60m 196' 10"ft
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  Special vessel : crane barge
  SHINKENRYU
  85m 278' 11"ft

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  Special vessel : cable ship (shipyard)
  SUBARU - 9.557 T