Japans Interest in Mine Sweeping Operations in the Strait of Hormuz

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Ganpat Singh Chouhan

Japans Interest in Mine Sweeping Operations in the Strait of Hormuz

Tokyo, March 22: Japan’s Foreign Minister Toshimitsu Motegi recently hinted at a military operation that appears to be a “cleanup” but is, in fact, highly dangerous and technically complex. This involves “mine sweeping” in the Strait of Hormuz, a critical maritime route where a significant portion of global oil supply passes through.

If mines are laid in this area, it poses not just a military threat but could also shake the global economy. This is why Japan has made it clear that if a ceasefire occurs in the conflict between the U.S.-Israel and Iran, it may consider deploying its military resources to remove mines in this waterway.

But what exactly is “mine sweeping”? Mines laid in the sea act like hidden bombs for any vessel. They can be triggered by collisions, a ship’s magnetic field, or even its noise. Specialized ships, helicopters, and now even underwater robots are used to remove them.

In some cases, ships tow cables through the water that catch the mines, pulling them to the surface where they can be destroyed from a distance. Modern technology involves using sonar to locate mines, followed by robots that deactivate them—essentially functioning as a bomb disposal unit underwater.

Historically, this is not a new concept. During World War II, so many mines were laid in the oceans that the removal process continued for years after the war ended. Similarly, under Operation End Sweep, the U.S. cleared maritime routes after the Vietnam War to resume shipping activities.

Japan is considered a top-tier expert in naval mine sweeping, with capabilities regarded as among the best in the world. As an island nation, Japan has developed a specialized Maritime Self-Defense Force (JMSDF) mine-sweeping fleet designed to keep maritime routes open.

Japan possesses advanced mine-sweeping vessels, including the “Awaji-class,” designed for deep-water operations, and “Mogami-class” frigates equipped with advanced unmanned systems for detecting and neutralizing mines.

This indication from Japan is significant as it is an energy-dependent nation, with a large portion of its oil imports coming through this route. If this passage becomes unsafe, it directly impacts Japan’s economy. Therefore, this move is not just about military cooperation but also about protecting its economic interests.

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