Type 89 torpedo
The Type 89 torpedo is a Japan
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese submarine
A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which has more limited underwater capability...

-launched homing 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...

 produced by Mitsubishi heavy industries. It was developed in the early 1980s, and is similar in capabilities to the U.S.
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 Mark 48 ADCAP torpedo
Mark 48 torpedo
The Mark 48 and its improved ADCAP variant are heavyweight submarine-launched torpedoes. They were designed to sink fast, deep-diving nuclear-powered submarines and high-performance surface ships.-History:...

. It entered service in the 1990s and is currently carried aboard the Harushio
Harushio class submarine
The Harushio is a Japanese diesel-electric submarine class operated by the JMSDF. The design is an evolution from the Yūshio class being slightly larger and with better noise reduction...

, Oyashio
Oyashio class submarine
The Oyashio is a class of Japanese diesel-electric submarine operated by the JMSDF. The submarines entered service in the late 1990s. The submarines are larger than the earlier Harushio class submarines, to provide space for a flank sonar array.-Boats:...

 and Sōryū-class submarine
Soryu class submarine
The Sōryū class submarine or 16SS is a new class of diesel-electric submarine being built in Japan for use by the Japan Maritime Self-Defense Force...

. It was also carried by the Yuushio-class submarines before they were retired from active service in 2006.

It is a wire-guided torpedo that features both active and passive homing modes.


  • Diameter: 533 mm
  • Warhead: 267 kg
  • Speed: 55 knots (108 km/h) maximum possibly 70 knots (137 km/h)
  • Range: 27 nautical miles (50 km) at 40 knots (78 km/h), 21 nautical miles (39 km) at 55 knots (108 km/h).
  • Operating depth: 900 m.
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