Kaiwo Maru

Outline of Kaiwo Maru

Kaiwo Maru
Kaiwon Maru

The Kaiwo Maru II was built in 1989, replacing the former Kaiwo Maru which was engaged in training of merchant marine cadets for over half a century.

Although the former Kaiwo Maru had continued the brilliant voyage, after 1974 with superannuation, it reduced the scale of ocean navigation, continuing the temporary voyage.

Conventionally, the sail training ship was built by the country and has been used only for educational training of merchant marine cadets.

However, to use also for the classroom on the sea and an experience voyage for general youth with educational training of merchant marine cadets, training ship education support association built The Kaiwo Maru II by using National subsidy, subsidy from nippon foundation, donation and bank loans.

The fixed plans of construction were as follows.

  • It shall have a fine sight as a sailing ship, and shall be dignified.
  • In consideration of years of operation, it had a fine sight as it was strong, and it considers as an easy structure of maintenance.
  • In consideration of the use of Kaiwo Maru II, it considers as the passenger ship engaged in an international voyage. Moreover, it has educational equipment required for the training and the sea training to general youth, especially for training adaptability, discipline, a sense of cooperation, and international mindedness that were indispensable elements for ship's officers.
  • It took into consideration of a comfortable environment and living space on the ship in which people enable to live healthfully as much as possible.
  • By an improvement based on the construction technology and operation experience which were obtained from the Nippon Maru II, Kaiwo Maru II was improved in consideration of subsequent technical innovation.

The schedule from planning to complete the construction was as follows.

8th JULY 1988 Keel was laid at Sumitomo Heavy Industries, Ltd.
17th SEPT. 1988 Block loading was started.
19th JAN. 1988 The first mast (a jigger mast, mast at the tail end) was mounted.
7th MAR. 1989 Launching ceremony was celebrated in the presence of the Minister of Transport.
9th SEPT. 1989 Construction was completed and it was handed over.
The first trainee was accepted and the maiden voyage was started.

The sailing performance of The Kaiwo Maru II was more wonderfully higher than the former Kaiwo Maru.

It was awarded several times with The Boston Tea Pot Trophy.

Specification of Kaiwo Maru

Hull and Engines
Register Tokyo
Kind of ship Sailing ship
Shipyard Sumitomo Heavy Industry
Date of Built September 12, 1989
Code of Signals JMMU
Loa * Breadth * Depth 110.09 m × 13.80 m × 10.71 m
Gross Tonnage 2,556 ton
Main Engine and powers 4 cycle diesel engines (2 sets) 3,000 PS (2,206 KW)
Fuel Oil(100%) 511.9 m3
Fresh Water 865 m3
Maximum / Sea speed 14.09 kn / 12.95 kn
Range 9,800 miles (18,150 Km)
Complement 199 persons
Rigs
Type of Rig Four Masted Barque
Mast height and rake Fore Mast : 42 m / 3.5 deg
Main Mast : 43.5 m / 4.0 deg
Mizzen Mast : 43 m / 5.0 deg
Jigger Mast : 34 m / 5.5 deg
Bow Sprit : 16.5 m / 17.5 deg
(Hight is the length from Superstructure Deck to Track)
Name of sails and area Total area of all sails : 2,760 m2
Square Sails : 1,791 m2
Fore Mast
Fore Royal Sail : 57 m2
Fore Upper Garant Sail : 74 m2
Fore Lower Garant Sail : 71 m2
Fore Upper Top Sail : 97 m2
Fore Lower Top Sail : 113 m2
Fore Sail : 185 m2
Main Mast
Main Royal Sail : 57 m2
Main Upper Garant Sail : 74 m2
Main Lower Garant Sail : 71 m2
Main Upper Top Sail : 97 m2
Main Lower Top Sail : 113 m2
Main Sail : 185 m2
Mizzen Mast
Mizzen Royal Sail : 57 m2
Mizzen Upper Garant Sail : 74 m2
Mizzen Lower Garant Sail : 71 m2
Mizzen Upper Top Sail : 97 m2
Mizzen Lower Top Sail : 113 m2
Mizzen Sail : 185 m2
Fore and Aft Sail : 969 m2
Fore Mast
Flying Jib : 60 m2
Outer Jib : 55 m2
Inner Jib : 63 m2
Fore Topmast Stay Sail : 48 m2
Main Mast
Main Royal Stay S'l : 45 m2
Main Topgallant Stay S'l : 47 m2
Main Middle Stay S'l : 59 m2
Main Topmast Stay S'l : 60 m2
Mizzen Mast
Mizzen Royal Stay S'l : 39 m2
Mizzen Topgallant Stay S'l : 55 m2
Main Middle Stay S'l : 57 m2
Main Topmast Stay S'l : 64 m2
Jigger Mast
Jigger Topgallant Stay S'l : 38 m2
Jigger Topmas Stay S'l : 53 m2
Jigger Stay S'l : 39 m2
Gafftop S'l : 56 m2
Upper Spanker : 58 m2
Lower Spanker : 73 m2

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  • Specification of Kaiwo Maru
  • Tall Ship List
  • Type of Rigs
  • The Boston Tea Pot Torophy