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Tokyo
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Tokyo

Japan's capital and Asia's largest metro economy; a 90%-import-dependent city exposed to Gulf energy shocks.

Tokyo is Japan's capital and Asia's largest metropolitan economy, a city that imports roughly 90% of its energy and sits directly exposed to any shock moving through the Gulf and the Strait of Hormuz.

Last refreshed: 20 August 2026

Key Question

Can Tokyo absorb a prolonged Hormuz closure without triggering domestic energy rationing?

Timeline for Tokyo

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Background

Tokyo is Japan's capital and Asia's largest metropolitan economy, a global financial and industrial hub whose scale makes it a bellwether for the wider Asian economy. Its near-total reliance on imported energy, around 90% of consumption, means Gulf shipping disruptions and Hormuz risk premiums translate quickly into the city's fuel and power costs, a structural exposure rather than a one-off vulnerability.

That dependency has shown up repeatedly as a secondary effect of the Iran conflict: Japanese-flagged vessels have been caught up in Hormuz targeting disputes, and wider Asian LNG and crude flows have moved with the war's escalations and de-escalations. Tokyo's own diplomatic and commercial responses, from allied shipping protests to renewed Iranian oil-purchase talks, tend to follow national Japanese policy rather than originate from the city itself.

Beyond energy, Tokyo continues to feature as a venue and reference point in wider Asia-Pacific technology and diplomatic conversations, including EU officials using it as a stop on wider international tours. None of this activity yet rises above incidental mention for the city itself; its durable significance remains its scale as an economic hub and its acute exposure to Gulf-origin energy shocks.

Common Questions
What happens to Japanese energy prices if Hormuz closes?
A Hormuz closure would force Japan to seek emergency spot LNG cargoes at premium prices or activate strategic petroleum reserves. Brent Crude rising to $95 in March 2026 had already begun transmitting inflationary pressure across import-dependent economies including Japan, before any full closure occurred.Source: Lowdown
How does Tokyo compare to Seoul in Gulf energy exposure?
Both Tokyo and Seoul depend on Gulf imports for the bulk of their energy needs. In March 2026, both the Nikkei and KOSPI crashed simultaneously on war shock, illustrating near-identical financial vulnerability. Japan's reliance is slightly higher: Japan is the world's second largest LNG importer, while South Korea ranks third.Source: Lowdown
How did the Iran-Israel war affect the Nikkei?
Japan's Nikkei index fell 3.9 per cent in its worst daily session of the conflict as Gulf War shock rippled through Asian markets. South Korea's KOSPI fell 12 per cent in the same session, the worst on record, reflecting how tightly Asian import-dependent economies track Hormuz stability.Source: Lowdown
What is Tokyo's role in the Iran conflict?
Tokyo is not a military participant, but Japan's economy is acutely exposed to the conflict. Japan imports roughly 90 per cent of its energy, mostly from the Gulf. The Nikkei dropped 3.9 per cent in a single session as Gulf War shock reached Asian markets, and rising oil prices toward $95 a barrel created direct inflationary pressure on Japanese supply chains.Source: Lowdown
Why is Tokyo vulnerable to the Strait of Hormuz crisis?
Japan imports approximately 90 per cent of its primary energy, with Gulf crude and LNG making up the majority. Any sustained closure of the Strait of Hormuz would cut off supplies Japan cannot quickly replace, threatening domestic energy rationing and Stagflation.Source: Lowdown
What did the EU-Japan Digital Partnership Council agree in 2026?
The fourth EU-Japan Digital Partnership Council met in Brussels on 5 May 2026. It produced a joint Data Strategy Working Group, AI safety research collaboration, semiconductor cooperation on next-generation technologies, and a quantum initiative called Q Neko.
What is the Japan Rail Pass price in 2026?
The Japan Rail Pass rises by ¥3,000 to ¥7,000 from October 2026, following a previous price increase. The Sayonara Tax (departure levy) also doubles to ¥3,000 from July 2026.
Which Japanese cities now charge an accommodation tax in 2026?
From 1 April 2026: Hokkaido (three-tier ¥100–¥500/night), Sapporo (additional ¥200–¥500), 15 Hokkaido municipalities, Hiroshima, Yugawara, Gifu, and Toba. Nagano, Kumamoto, and Miyazaki City approved for June 2026. Tokyo has its own separate framework.