Classification No. 126440
IMO No. 9669952
Official No. 141775 
Signal Letters 7JND 
Flag Japan 
Port of Registry Kitakyushu 
Ship's Name TUBASA 
Former Name 1 --
 
Registered Owner 1 DOKAI MARINE SYSTEMS LTD
 
Management Company 1 DOKAI MARINE SYSTEMS LTD.
 
Classification Characters, Notations NS*(TUG)
MNS* 
Descriptive Notes 
Restricted Services Greater coasting service and International
Installation Characters MPP, LSA, CAA, RCF, AFS 
Installation Descriptive Notes 
Special Description -- 
Other Classification -- 
 
Type of Ship -Purpose(intended service) TUG 
- Certificates - SC/SE/SF --
- OPP Other than Oil Tanker
- EE Ship other than ship types defined in regulation 2
- SMC/ISSC --
 
Tonnage Gross (Registered) 322 
Tonnage Net (Registered) -- 
Tonnage Gross (Local) 322 
Tonnage Net (Local) -- 
Tonnage Gross (TM69) 496 
Tonnage Net (TM69) 148 
Deadweight 436 
 
Summer Freeboard (mm) 791 
Summer Draught (m) 4.337 
Lf (m) 40.220 
Continuous Max. Speed (kt)  sp;
(Sea Trial) :
14.3 
Equipment No. 215 
 
Overall Length (m) 43.000 
Moulded LxBxD (m) 40.260 x 10.000 x 5.000 
Registered LxBxD (m) 38.700 x 10.000 x 4.980 
 
Cargo Capacity  
(m3 / No. of Containers, etc.)
-- 
No. of Passengers -- 
Capacity of Tanks (m3) FO 300.46 FW 89.68 
 
No. & Kind of Engines 2DE : 4 SA 6 CY 
Bore x Stroke (mm) 280.0 x 370.0 
Power (kW) 3,236 (1,618 x 2) 
Revolution (rpm) 750.0 
Manufacturer NIIGATA POWER SYSTEMS CO.,LTD. 
 
No. & Kind of Boilers -- 
Pressure (MPa) -- 
Evaporation -- 
Manufacturer -- 
*Evaporation rate: Thermal output (kW) to be filled up in case of TOH.
 
No. & Capacity of Generators (kVA) 4 AC 1,050 
Kind of Propeller Shaft 1B 
Fixed Method of Propeller Keyless, Keyless 
No. & Shaft Diameter (mm) 2 x 220 
 
Shipbuilder KANAGAWA DOCKYARD CO., LTD. 
Hull No. 643 
Date of Keel Lay 23 Jun 2012 
Date of Launch 07 Aug 2012 
Date of Build 13 Nov 2012 
Date of Conversion --