Japanese destroyer Nenohi
Encyclopedia

was the second of six destroyer
Destroyer
In naval terminology, a destroyer is a fast and maneuverable yet long-endurance warship intended to escort larger vessels in a fleet, convoy or battle group and defend them against smaller, powerful, short-range attackers. Destroyers, originally called torpedo-boat destroyers in 1892, evolved from...

s, built for the Imperial Japanese Navy
Imperial Japanese Navy
The Imperial Japanese Navy was the navy of the Empire of Japan from 1869 until 1947, when it was dissolved following Japan's constitutional renunciation of the use of force as a means of settling international disputes...

 under the Circle One Program
1st Naval Armaments Supplement Programme (Japan, 1931)
The , otherwise known as the "Circle One" plan was the first of four expansion plans of the Imperial Japanese Navy between 1930 and the start of World War II.-Background:...

 (Maru Ichi Keikaku). Three were laid down in JFY 1931 and the next three in JFY 1933. The remaining six ships in the plan were built as the .

History

Construction of the advanced Hatsuharu-class destroyers was intended to give the Imperial Japanese Navy smaller and more economical destroyers than the previous and destroyers, but with essentially the same weaponry. These conflicting goals proved beyond contemporary destroyer design, and the resulting ships were top-heavy design, with severe stability problems and with inherent structural weaknesses. After the "Tomozuru Incident" of 1934 and "IJN 4th Fleet Incident" in 1935, Nenohi underwent extensive modifications on completion to remedy these issues.
The Hatsuharu-class destroyers used the same 50 caliber 12.7 cm gun as the Fubuki-class, but all turrets could elevate to 75° to give the main guns a minimal ability to engage aircraft .

The 61 cm Type 90 torpedo
61 cm Type 90 torpedo
The 61 cm Type 90 torpedo was a surface-fired torpedo used by the Imperial Japanese Navy during World War II. It was used in the s and in most cruisers, including the , , , and heavy cruisers after refits during the 1930s...

 was mounted in triple tube Type 90 Model 2 launchers It was traversed by an electro-hydraulic system and could traverse 360° in twenty-five seconds. If the backup manual system was used, the time required increased to two minutes. Each tube could be reloaded in twenty-three seconds using the endless wire and winch provided.
Nenohi was laid down on December 15, 1931, launched on December 22, 1932 and commissioned on September 30, 1933.

Operational history

On completion, Nenohi was assigned to the IJN 2nd Expeditionary Fleet, and from 1940, she was assigned to patrol and cover landings of Japanese forces during the Invasion of French Indochina. She was docked at Hanoi
Hanoi
Hanoi , is the capital of Vietnam and the country's second largest city. Its population in 2009 was estimated at 2.6 million for urban districts, 6.5 million for the metropolitan jurisdiction. From 1010 until 1802, it was the most important political centre of Vietnam...

 during the initial stages of the operation to act as a radio station
Radio station
Radio broadcasting is a one-way wireless transmission over radio waves intended to reach a wide audience. Stations can be linked in radio networks to broadcast a common radio format, either in broadcast syndication or simulcast or both...

 to coordinate wireless communications during the invasion, and was later based at Haiphong
Haiphong
, also Haiphong, is the third most populous city in Vietnam. The name means, "coastal defence".-History:Hai Phong was originally founded by Lê Chân, the female general of a Vietnamese revolution against the Chinese led by the Trưng Sisters in the year 43 C.E.The area which is now known as Duong...

 as a guard ship.

World War II history

At the time of the attack on Pearl Harbor
Attack on Pearl Harbor
The attack on Pearl Harbor was a surprise military strike conducted by the Imperial Japanese Navy against the United States naval base at Pearl Harbor, Hawaii, on the morning of December 7, 1941...

, Nenohi was assigned as flag ship of Destroyer Division 21 of Destroyer Squadron 1 of the IJN 1st Fleet
IJN 1st Fleet
The was the main battleship fleet of the Imperial Japanese Navy.-History:First established on 28 December 1903, the IJN 1st Fleet was created during the Russo-Japanese War when the Imperial General Headquarters divided the Readiness Fleet into a mobile strike force of cruisers and destroyers to...

 together with her sister ship
Sister ship
A sister ship is a ship of the same class as, or of virtually identical design to, another ship. Such vessels share a near-identical hull and superstructure layout, similar displacement, and roughly comparable features and equipment...

s , , and , and remained in Japanese home waters on anti-submarine patrol. From the end of January 1942, she deployed with the invasion force for the Netherlands East Indies, covering landing operations at Kendari
Kendari
Kendari is the capital of the Indonesian province of South East Sulawesi. The city lies along Kendari Bay. Moramo Waterfall is located 65 km east of Kendari. Kendari is divided into four subdistricts: Kendari, Mandonga, Baruga, and Poasia...

 on Sulawesi
Sulawesi
Sulawesi is one of the four larger Sunda Islands of Indonesia and is situated between Borneo and the Maluku Islands. In Indonesia, only Sumatra, Borneo, and Papua are larger in territory, and only Java and Sumatra have larger Indonesian populations.- Etymology :The Portuguese were the first to...

 as part of "Operation H" on 24 January, Makassar on 8 February, and Bali
Bali
Bali is an Indonesian island located in the westernmost end of the Lesser Sunda Islands, lying between Java to the west and Lombok to the east...

 and Lombok
Lombok
Lombok is an island in West Nusa Tenggara province, Indonesia. It forms part of the chain of the Lesser Sunda Islands, with the Lombok Strait separating it from Bali to the west and the Alas Strait between it and Sumbawa to the east...

 on 18 February. She returned to Sasebo Naval Arsenal
Sasebo Naval Arsenal
was one of four principal naval shipyards owned and operated by the Imperial Japanese Navy. -History:The Sasebo Naval District was established at Sasebo, Nagasaki in 1886, as the third of the naval districts responsible for the defense of the Japanese home islands. After the establishment of the...

 at the end of March for maintenance.

From May 1942, ‘‘Nenohi’’ was reassigned to northern operations, and deployed from Ōminato Guard District
Ominato Guard District
The was the major navy base for the Imperial Japanese Navy in northern Honshu before and during World War II. Located in Mutsu Bay, The was the major navy base for the Imperial Japanese Navy in northern Honshu before and during World War II. Located in Mutsu Bay, The was the major navy base for...

 as part of "Operation AL"
Battle of Dutch Harbor
The Battle of Dutch Harbor took place on 3-4 June 1942, and was a minor air and naval battle of the Aleutian Islands Campaign of World War II between Imperial Japanese Navy and United States Army and Navy forces.-Overview:...

 in support of Admiral Boshiro Hosogaya
Boshiro Hosogaya
, was an admiral in the Imperial Japanese Navy during World War II.-Biography:Hosogaya was born to a farming family in Nozawa, Nagano prefecture in 1888. He graduated from the 36th class of the Imperial Japanese Naval Academy in 1908. He was ranked 16th in a class of 191 cadets. As a midshipman, he...

’s Northern Force in the Aleutians campaign, patrolling around Attu
Attu Island
Attu is the westernmost and largest island in the Near Islands group of the Aleutian Islands of Alaska, making it the westernmost point of land relative to Alaska and the United States. It was the site of the only World War II land battle fought on the incorporated territory of the United States ,...

, Kiska
Kiska
Kiska is an island in the Rat Islands group of the Aleutian Islands of Alaska located at . It is about long and varies in width from - Discovery :...

 and Amchitka Island.
On 4 July 1942, Nenohi was torpedo
Torpedo
The modern torpedo is a self-propelled missile weapon with an explosive warhead, launched above or below the water surface, propelled underwater towards a target, and designed to detonate either on contact with it or in proximity to it.The term torpedo was originally employed for...

ed and sunk by while escorting seaplane tender
Seaplane tender
A seaplane tender is a ship that provides facilities for operating seaplanes. These ships were the first aircraft carriers and appeared just before the First World War.-History:...

  southeast of Attu, near Agattu Island (52°15′N 173°51′E). She capsized two minutes after being hit and sank in five minutes— 188 were killed, including Lieutenant Commander Terauchi; 38 survivors were rescued by .

On 31 July 1942, Nenohi was removed from the navy list
Navy List
A Navy List or Naval Register is an official list of naval officers, their ranks and seniority, the ships which they command or to which they are appointed, etc., that is published by the government or naval authorities of a country....

.
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