Japan protests Russia’s planned missile tests near the Kuril Islands after Putin’s visit to Etorofu, highlighting a spike in regional tensions over the disputed territory.

A Bastion coastal missile system unit stationed on Etorofu fired during the drills, hitting targets at ranges of at least 300 kilometers as part of a long-running exercise near the disputed archipelago.

Russia defends the seizure as legitimate postwar territorial changes, a stance that deepens Tokyo-Moscow strains dating back to the 2022 invasion of Ukraine.

The security dynamic is framed as intertwined with Europe and the Indo-Pacific, with Japan expanding cooperation with NATO and establishing a Diplomatic Mission to NATO in 2025, signaling broader alignment shifts.

Japan’s short-term response is uncertain, but experts advise strengthening ties with European partners and pursuing long-term energy diversification to reduce exposure to Russian supplies.

Analysts say Japan under Prime Minister Sanae Takaichi is pursuing a tougher Northeast Asia policy, coordinating more with Australia and the Philippines and branding Russia and China as security threats, potentially widening bloc confrontations.

Despite decades of talks, a formal peace treaty remains elusive, with sovereignty disputes and stalled border-normalization proposals continuing to block normalization.

Putin framed Arctic security as needing cooperation, stressing support for the Northern Sea Route and international collaboration in Arctic affairs.

Observers suggest Putin timed the visit to maximize political gains domestically and internationally, leveraging media attention ahead of Russia’s parliamentary elections to underscore territorial resolve.

The region’s strategic and economic value—rich in fisheries and minerals, with a significant Russian military presence—has driven repeated high-profile visits by leaders over the years.

Pacific Fleet Commander warned of rising tensions and noted that Japan’s defense posture and regional blocs like AUKUS and the Quad contribute to regional strain.

Japan is weighing countermeasures to Putin’s visit and sanctions, including potential expansion of punitive actions against Moscow.