Japanese submarine I-29

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History
Japan
NameI-29
BuilderYokosuka Naval Arsenal
Launched29 September 1940
Commissioned27 February 1942
Nickname(s)Matsu
FateSunk by USS Sawfish, 26 July 1944
General characteristics
Class and typeType B1 submarine
Displacement
  • 2,584 tons standard
  • 3,654 tons submerged
Length108.5 m (356 ft)
Beam9.3 m (31 ft)
Draught5.12 m (16.8 ft)
Propulsion2-shaft diesel (12,400 hp (9,200 kW)) and electric motor (2,000 hp (1,500 kW))
Speed23 knots (43 km/h) surface, 8 knots (15 km/h) submerged
Range14,000 nautical miles (26,000 km) at 16 knots (30 km/h)
Test depth100 m (330 ft)
Complement101 officers and men
Armament6 × 533 mm torpedo tubes forward (17 torpedoes) + 1 × 14 cm/40 11th Year Type naval gun[1]
Aircraft carriedone Yokosuka E14Y "Glen"'Type 0' reconnaissance seaplane

I-29, code-named Matsu (松, Japanese for "pine tree"), was a

B1 type submarine of the Imperial Japanese Navy used during World War II
on two secret missions with Germany. She was sunk while returning from the second mission.

Construction

This was the most numerous class of Japanese submarines – almost 20 were built, of which only one (I-36) survived. These boats were fast, had a long range, and carried a seaplane, launched via a forward catapult.

The keel of I-29 was laid on 20 September 1939 at the Yokosuka Naval Arsenal and launched on 29 September 1940. She was commissioned on 27 February 1942, into the 14th submarine squadron under the command of Lieutenant Commander (later Captain) Izu Juichi (伊豆壽市).

Yanagi missions

The Yanagi missions fell under the Tripartite Pact which provided for an exchange of personnel, strategic materials and manufactured goods between Germany, Italy and Japan. Initially, cargo ships were used to make the exchanges, but when that was no longer possible submarines were used.

Few submarines attempted this trans-oceanic voyage during World War II:

Newfoundland
; this marked the end of the German-Japanese submarine exchanges.

Service history

Missions

I-29 participated in missions supporting the Operation Mo attack on Port Moresby in New Guinea, and also in the futile search for Task Force 16 which had launched the Doolittle Raid on Tokyo in April 1942.

I-29's reconnaissance of

Sydney harbour on 23 May 1942 resulted in the attack on Sydney Harbour by Japanese midget submarine

First exchange

Abid Hasan
far left with the members of crew of I-29 after the exchange with U-180 (April 28, 1943)

In April 1943, I-29 was tasked with a Yanagi mission. She was commanded by Captain Masao Teraoka, submarine flotilla commander – indicating the importance of the trip. She left Penang with a cargo that included two tons of gold as payment from Japan for weapons technology. She met Fregattenkapitän Werner Musenberg's Type IXD-1 U-boat, U-180 on 26 April 1943 off the coast of Mozambique.

During this meeting that lasted over 12 hours due to bad weather, the two submarines swapped several important passengers. U-180 transferred Netaji

Sabang on Weh Island, located to the north of Sumatra on 6 May 1943, instead of Penang
, to avoid detection by British spies. Bose and Hasan's transfer is the only known record of a civilian transfer between two submarines of two different navies in World War II.

Second exchange

On December 17, 1943, I-29 was dispatched on a second Yanagi mission, this time to Lorient, France, under star Japanese submarine Commander Takakazu Kinashi Japan's highest-scoring submarine "ace".[note 1] At Singapore she was loaded with 80 tons of raw rubber, 80 tons of tungsten, 50 tons of tin, two tons of zinc, and three tons of quinine, opium and coffee.

In spite of Allied

RAF aircraft including two Mosquito F Mk. XVIII fighters equipped with 57 mm cannon from No. 248 Squadron RAF off Cape Peñas, Bay of Biscay, at 43°40′N 5°51′W / 43.66°N 5.85°W / 43.66; -5.85, and the protection provided to her during the entry into Lorient by the Luftwaffe's only long range maritime fighter unit, V Gruppe/Kampfgeschwader 40 using Junkers Ju 88s. At least one Ju 88 was shot down by British fighters over Spanish waters. The Kriegsmarine also provided an escort of two destroyers and two torpedo boats.[2]

She left Lorient 16 April 1944 for the long voyage home with a cargo of 18 passengers, torpedo boat engines,

Messerschmitt Me 163 and Messerschmitt Me 262 blueprints for the development of the rocket plane Mitsubishi J8M
. After an uneventful trip she arrived at Singapore on 14 July 1944, disembarking her passengers, though not the cargo.

Sinking

On her way back to Kure, Japan, she was attacked at Balintang Channel, Luzon Strait, near the Philippines by Commander W. D. Wilkins' "Wildcats" submarine task force: Tilefish, Rock and Sawfish, using Ultra signal intelligence. During the evening of 26 July 1944, she was spotted by Sawfish which fired four torpedoes at her. Three hit I-29, which sank immediately at 20°06′N 121°33′E / 20.10°N 121.55°E / 20.10; 121.55. Only one of her crewmen survived. Kinashi was honored by a rare two-rank posthumous promotion to rear admiral.

Media

  • I-29 is the submarine shown in the 2004 Bollywood film Netaji Subhas Chandra Bose: The Forgotten Hero where Netaji Subhas Chandra Bose travels with the German submarine U-180 around the Cape of Good Hope to the southeast of Madagascar, where he is transferred to the I-29, greeted aboard by her captain Masao Teraoka and continues the rest of the journey to Imperial Japan.

Notes

  1. ^ Commanding I-19, Kinashi torpedoed and sank the U.S. aircraft carrier Wasp and damaged both the battleship North Carolina and the destroyer O'Brien during the same attack. O'Brien later sank as a result of the torpedo damage and North Carolina was under repair at Pearl Harbor until November 16, 1942

Citations

  1. p.191
  2. ^ Goss 1997, pp. 153–154

Sources

Further reading

External links