Classification No. 910345
IMO No. 6919423
Official No. 114714 
Signal Letters JNSR 
Flag Japan 
Port of Registry Mutsu 
Ship's Name MIRAI 
Former Name 1 MUTSU
 
Registered Owner 1 National Research and Development Agency, Japan Agency for Marine-Earth Science and Technology
 
Management Company 1 NIPPON MARINE ENTERPRISES, LTD.
 
Classification Characters, Notations NS*(ORS)(IA IS)(PC C)(IHM)
MNS* 
Descriptive Notes --
Installation Characters CHG, MPP, LSA, CAA, RCF, M0, AFS, BWM 
Installation Descriptive Notes 
Special Description -- 
Other Classification -- 
 
Type of Ship -Purpose(intended service) RESEARCH SHIP 
- Certificates - SC/SE/SF Other cargo ship
- OPP Other than Oil Tanker
- EE Ship other than ship types defined in regulation 2
- SMC/ISSC Other cargo ship
 
Tonnage Gross (Registered) 8,706 
Tonnage Net (Registered) -- 
Tonnage Gross (Local) 8,706 
Tonnage Net (Local) -- 
Tonnage Gross (TM69) 8,706 
Tonnage Net (TM69) 2,611 
Deadweight 3,418 
 
Summer Freeboard (mm) 3,627 
Summer Draught (m) 9.077 
Lf (m) 118.100 
Continuous Max. Speed (kt)  sp;
(Sea Trial) :
18.3 
Equipment No. 3,850 
 
Overall Length (m) 128.580 
Moulded LxBxD (m) 116.000 x 19.000 x 10.500 
Registered LxBxD (m) 118.020 x 19.000 x 10.500 
 
Cargo Capacity  
(m3 / No. of Containers, etc.)
B 4,427.00 G 4,459.00 
No. of Passengers -- 
Capacity of Tanks (m3) FO 1,689.00 FW 807.00 
 
No. & Kind of Engines 4DE : 4 SA 6 CY 
Bore x Stroke (mm) 280.0 x 390.0 
Power (kW) 7,352 (1,838 x 4) 
Revolution (rpm) 720.0 
Manufacturer Daihatsu Diesel Mfg. Co., Ltd. Moriyama Works 
 
No. & Kind of Boilers 1 AUX VB 
Pressure (MPa) 0.69 
Evaporation 2.69 (ton/h) 
Manufacturer Miura Co., Ltd. 
*Evaporation rate: Thermal output (kW) to be filled up in case of TOH.
 
No. & Capacity of Generators (kVA) 6 AC 7,850 
Kind of Propeller Shaft 1A 
Fixed Method of Propeller Flange, Flange 
No. & Shaft Diameter (mm) 2 x 440 
 
Shipbuilder Ishikawajima-Harima Heavy Industries Co., Ltd. Tokyo Shipyard 
Hull No. 2107 
Shipbuilder 2 Mitsubishi Heavy Industries Ltd. Shimonoseki Shipyard & Machinery Works 
Hull No. -- 
Date of Keel Lay 27 Nov 1968 
Date of Launch 12 Jun 1969 
Date of Build 14 Feb 1991 
Date of Conversion 29 Sep 1997