29OCT

Oman and Japan press for safe passage

2 min read

17:49UTC

Badr bin Hamad Al Busaidi and Motegi Toshimitsu stood at a Muscat lectern on 20 August and asked for coordinated action on navigation. Tokyo chose the mediator's capital to ask it in.

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ConflictDeveloping

Key takeaway

Japan routed its navigation appeal through Muscat, the capital running the mediation track with Tehran.

Badr bin Hamad Al Busaidi, Oman's foreign minister, and Motegi Toshimitsu, his Japanese counterpart, called on 20 August for intensified international coordination to secure navigation through the Strait of Hormuz. They spoke at a joint press conference at Oman's foreign ministry in Muscat. Both asked for a political settlement and for compliance with international law, and Motegi said Japan wanted closer coordination with Oman on safe passage through Hormuz and Bab el-Mandeb.⁠¹

What exists is Oman News Agency's report of a press conference, not a text either government has signed. Motegi's request was for closer coordination, which is the language of a process being sought rather than one already agreed.

Oman sits on the southern shore of the strait and has been running the mediation track with Tehran for weeks. A Japanese approach made through Muscat is therefore a decision about which channel carries the message. Iran's foreign ministry ruled out extending the Islamabad memorandum's 60-day period on 17 August. Both ministers are speaking into a clock that Tehran declined to move on 17 August.

Deep Analysis

In plain English

Oman and Japan's foreign ministers stood together in Muscat and asked the world to do more to keep ships moving safely through the strait of Hormuz and the Bab el-Mandeb strait. Oman sits on the strait's southern shore and has spent years quietly mediating between Iran and Western powers. Japan imports most of its energy by sea and has no navy stationed in The Gulf to protect that trade directly, because its post-war constitution limits military deployments abroad. So this joint call is really two different countries with the same problem, safe shipping, but only one tool between them: words. Neither can order a ship through the strait or force Iran's hand.

Deep Analysis

Root Causes

Japan's Article 9 pacifist constitution constrains it from deploying escort vessels of its own, so energy security runs through diplomacy and treaty-linked workarounds instead. Tokyo separately holds a US Treasury waiver, renewed on 11 June, letting Japanese firms keep using Russia's Sakhalin-2 gas project, which supplies 8-9% of Japan's gas imports, a partial substitute that does not touch Hormuz-routed LNG.

Oman's neutrality, protected by its distinct Ibadi Islamic identity that sits outside the Sunni-Shia and Iran-Saudi fault lines, is the structural reason it remains the one Gulf state both Tehran and Washington will still talk to.

What could happen next?

Meaning
Japan's involvement signals the Hormuz dispute has moved beyond a Gulf-regional issue to draw in Asian energy-importing states with no direct role in the conflict.

Source Landscape

This story draws on neutral-leaning sources

Primary parallel: Japan has responded to Gulf chokepoint threats with diplomacy rather than naval deployment since the 1980s Tanker War, when its post-war constitution kept its navy out of the US-led and UK-led escort operations despite Japan's heavy dependence on Gulf oil.

Counter-parallel: The 1987 US reflagging of Kuwaiti tankers is the opposite pattern: dependency led directly to a military solution, warships escorting cargo, rather than to a joint statement calling for coordination. Japan's approach here follows its historical pattern, not Washington's 1987 one.

Consensus view: Oman and Japan framed the appeal around political settlement and compliance with international law, not new enforcement. Oman has run this mediator role for years: it hosted talks with Iran's Foreign Minister Abbas Araghchi as far back as 18 July and co-signed a Hormuz shipping-charge governance document with Iran in June.

Counter-view: Iran's own precondition, set out by Supreme National Security Council secretary Mohsen Rezaei to China's ambassador on 11 August, is that Hormuz reopens only when the United States ends its war on Iran and its allies and releases Iran's blocked funds, ruling out any role for the Oman-brokered transit arrangement in that decision.

Key tension: Whether intensified coordination language moves toward a binding mechanism, or is declaratory diplomacy from a state (Japan) with no naval or military lever to bring to Hormuz.

Sources:Oman News Agency

Mentions:Badr Albusaidi →Oman →Japan →Strait of Hormuz →Bab al-Mandeb →Muscat →Abbas Araghchi →Tanker War →Washington →Iran →Mohsen Rezaei →Tehran →Islamabad →China →Tokyo →United States →Sakhalin-2 →US Treasury →

First Reported In

Update #173 · Seven balance sheets price the strait

Oman News Agency· 20 Aug 2026

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Causes and effects

This Event

Oman and Japan press for safe passage

Japan routed its navigation appeal through the state running the Tehran mediation track, which is a choice about channel rather than venue.

Led to

Tehran won't extend the Islamabad clock

The Oman-Japan coordination call answers a clock Iran had already declined to move by ruling out an extension of the Islamabad MoU's 60-day period.

Occurred 17 Aug 2026

Read story →

Different Perspectives

United States (Joint Maritime Information Center)

The JMIC, the US-led naval reporting cell, rated the Hormuz threat "severe" in its 25 October advisory, as reported by gCaptain, and warned of possible renewed mining. Eight days earlier it found no substantiation for the Guards' mine claims, while US-facilitated transits ran at about 34 a day.

United Kingdom (CPS and Counter Terrorism Policing)

The CPS charged two men under the National Security Act 2023 over the RAF Fairford incident, and Counter Terrorism Policing said it believes the foreign intelligence service involved is Iran's, LBC reported. The case now runs through the courts; both men are charged, not convicted.

Aden and Yemen's recognised government

The Houthis told people to leave Aden airport, in the government-held south, before a missile fell there on 28 October, AFP reported, and police reported a second attack that afternoon. The fight between Riyadh and the Houthis is landing on the south's main civilian airport.

Qatar (mediators)

Qatar-led mediators put new terms to Iran this week, which an Iranian official called "ideas, not a proposal". Riyadh framed the Tehran meeting as support for Qatari and Pakistani mediation, keeping Doha at the centre of the indirect channel.

Korea Shipowners' Association

The association said the ships Iran listed were sub-chartered to an overseas oil company, not owned by Sinokor, carried no South Korean crew, and that Sinokor was unaware of the warning. South Korea's shipowners are contesting whose vessels the notice covers before it takes effect.

Kuwait (foreign ministry)

Kuwait summoned Iran's ambassador, Mohammad Toutounji, and handed him a protest note over the embassy's denial that its citizen took part in the alleged plot against Interior Minister Fahad Al-Yousef. Kuwait is answering through its courts and a diplomatic protest, citing international law and the UN Charter.

Written with AI from Lowdown's published reporting. Not individually reviewed by an editor. Editorial standards.