Japan is willing to arm the Philippines in a way it never has before
In Manila, Japan's defence minister extended an offer of retired warships to the Philippines — not as commerce, but as solidarity. The gesture reflects a quiet but consequential transformation in Japan's postwar identity, as Tokyo moves from principled restraint to active partnership in the face of Chinese maritime assertiveness. Two nations bound by geography and shared vulnerability are finding, in each other, a counterweight to the pressures reshaping their region.
- China's use of naval and coast guard vessels to block Philippine access to reefs and islands has created an urgent security vacuum that neither Manila nor Tokyo can afford to ignore.
- Japan's defence minister arrived in Manila with a concrete offer — retired Abukuma-class destroyers as a donation — compressing a timeline that had only recently been set in motion.
- The visit itself was a signal: one day after signing a defence pact with Indonesia, Koizumi stood in Manila committing Japan to a dedicated working group to accelerate equipment transfers to the Philippines.
- A live-fire exercise involving Japanese, American, and Canadian forces — sinking a decommissioned warship with an anti-ship missile — made the strategic alignment visible and kinetic.
- The transfer faces a legal obstacle: donating the ships may require further amendments to Japan's self-defense laws, revealing how much the country's postwar constraints still shape even its most urgent pivots.
- Japan's decades-old arms export restrictions are being systematically dismantled, and the destroyer transfer — symbol and substance at once — may be the clearest measure yet of how far that transformation has gone.
Japan's defence minister arrived in Manila with a direct offer: retired Abukuma-class destroyers, given freely, as part of a deepening military partnership between Tokyo and Manila. Shinjiro Koizumi met with his Philippine counterpart Gilberto Teodoro and announced a working group to accelerate defence equipment transfers — a diplomatic structure built around an unmistakable shared concern. Both nations are navigating the same contested waters, where China has used its naval and coast guard presence to restrict Philippine access to reefs and islands it claims under international law, despite a ruling that those claims lack legal foundation.
The visit was dense with symbolism and substance. The day before Manila, Koizumi had signed a defence pact with Indonesia. As he spoke in the Philippine capital, 1,400 Japanese military personnel were participating in joint exercises with the United States and the Philippines for the first time. Later that week, Koizumi and Teodoro would travel north to observe a live-fire demonstration in which Japan used an anti-ship missile to sink a decommissioned vessel, with American and Canadian forces present.
That the destroyers would be a gift rather than a sale was confirmed by Teodoro, though the number of ships remained unspecified. The arrangement is not without complications — Japanese media reports indicate that transferring the vessels free of charge may require further amendments to Japan's self-defense laws, a reminder of how deeply the country's postwar constraints are woven into its legal architecture.
Yet the momentum is real. Earlier in the year, the two countries signed a fuel and ammunition resupply agreement, and Tokyo has backed Philippine efforts to modernize its maritime surveillance capabilities. Japan's position, as Koizumi stated plainly, is opposition to force or coercion in either the East or South China Sea. The destroyer transfer is both an expression of that position and a material investment in it — with the pace of legal reform now the only question standing between diplomatic intent and operational reality.
Manila—Japan's defence minister arrived in the Philippine capital on a Tuesday with a concrete offer: retired warships, at no cost. Shinjiro Koizumi sat across from his Philippine counterpart, Gilberto Teodoro, and announced that Tokyo would move to transfer Abukuma-class destroyers to the archipelago nation as a donation, part of a broader deepening of military ties between the two countries. The announcement came wrapped in the language of working groups and comprehensive cooperation, but the subtext was unmistakable. Both nations face the same adversary in the South China Sea, where China has used naval and coast guard vessels to block Philippine access to strategically vital reefs and islands, and where Beijing claims nearly the entire waterway despite an international court ruling that its claims lack legal foundation.
Koizumi's visit was itself a statement of intent. Just the day before, he had signed a defence pact with Indonesia. Now, standing in Manila, he committed Japan to establishing a dedicated working group to accelerate discussions around defence equipment transfers. The Abukuma-class destroyers—vessels Japan is retiring from its own fleet—had already been on the Philippines' wish list. The military had planned to send personnel to inspect them in 2025. Now that timeline was being compressed. Teodoro confirmed the arrangement would be a gift rather than a sale, though he did not specify how many ships would change hands. He also noted that the Philippines could now purchase additional defence equipment from Japan, a possibility that had only recently opened up after Tokyo fundamentally shifted its decades-old arms export restrictions.
The timing of Koizumi's visit underscored how rapidly the security landscape in the region is shifting. As he spoke in Manila, 1,400 Japanese military personnel were participating in annual joint exercises with the United States and the Philippines for the first time. Later that week, Koizumi and Teodoro would travel to Ilocos Norte province to observe a live-fire demonstration in which Japan would use a Type 88 anti-ship missile to sink a decommissioned World War II-era naval vessel, with American and Canadian forces also participating.
The destroyer transfer, however, is not a simple handoff. Japanese media reports suggest that providing the ships free of charge or at a steep discount would require further amendments to Japan's self-defense laws—a legal and political hurdle that underscores how significant this shift represents. For decades, Japan maintained strict constraints on military exports and defence cooperation abroad. That posture is now being systematically dismantled, driven by the reality of Chinese military assertiveness in waters both nations depend on.
The two countries have already begun moving closer in tangible ways. Earlier in the year, they signed a fuel and ammunition resupply agreement, a practical arrangement that would allow their navies to sustain operations in contested waters. Tokyo has also been a major financial backer of Philippine efforts to modernize patrol craft and maritime surveillance systems in the South China Sea. Koizumi made clear Japan's position: opposition to the use of force or coercion in the East China Sea and the South China Sea, which he described as an increasingly tense regional environment. The destroyer transfer is both a symbol of that opposition and a material contribution to it. What remains to be seen is whether the legal changes required to complete the transfer will move as quickly as the diplomatic momentum now suggests.
Notable Quotes
We agreed to move forward with discussions aimed at realising comprehensive equipment cooperation, with a view to the early transfer of Abukuma-class destroyers and TC-90 aircraft as well as other defence equipment— Defence Minister Shinjiro Koizumi
The transfer is a giveaway, and the Philippines would also now be able to buy defence equipment given the recent shift in Japanese policy— Philippine Defence Minister Gilberto Teodoro
The Hearth Conversation Another angle on the story
Why are these destroyers significant enough to warrant a special visit and a working group?
Because they're not just ships—they're a signal that Japan is willing to arm the Philippines in a way it never has before. For decades, Japan kept military exports tightly controlled. Now it's donating retired warships to a country facing Chinese pressure in the South China Sea. That's a fundamental shift.
But they're retired vessels. Are they actually useful in a confrontation?
Useful enough that the Philippines has been asking for them. The Abukuma-class destroyers are older, yes, but they're still capable platforms. More importantly, they represent capacity the Philippines doesn't currently have. Every ship matters when you're trying to maintain presence in contested waters.
What's the legal complication Koizumi mentioned?
Japan's self-defense laws were written to be restrictive about military exports. Giving away warships—even old ones—doesn't fit neatly into those frameworks. They may need to change the law again to make this work, which means it's not just a diplomatic gesture. It's a structural commitment.
Is this about China directly, or is it about the broader regional balance?
Both. China is the immediate driver—the confrontations in the South China Sea, the blocking of Philippine access to reefs. But it's also about Japan recognizing that its own security is tied to the stability of sea lanes and the ability of allies to operate freely. If the Philippines can't defend its interests, Japan's interests suffer too.
What happens if China escalates in response?
That's the unspoken question hanging over all of this. Japan and the Philippines are essentially saying they're willing to accept that risk. The destroyer transfer, the joint exercises, the resupply agreements—they're all bets that deterrence through capability and coordination is better than hoping China doesn't push further.