The Economic and Diplomatic Costs of Takaichi’s Taiwan Remarks

The recent remarks of Japanese Prime Minister (PM) Sanae Takaichi in the parliament on 7 November 2025 that a Chinese attack on Taiwan could represent a “survival-threatening” scenario for Japan — legally justifying a possible military response — broke decades of diplomatic reticence. Concurrently, it provoked China, which considers Taiwan an integral part of China under the umbrella of the “One China policy (一个中国政策).” This single remark by the PM has ignited the most serious diplomatic flare-up in China-Japan ties, which were based on strategic ambiguity of Taiwan and crossed Beijing’s red line. Following the comment, both countries were seen participating in the Asia-Pacific Economic Cooperation (APEC) Summit in South Korea, where her remarks faced strong rebuke from Beijing, stating that Japan violated China’s “sovereignty and territorial integrity” principles and impinged on its “internal affairs”. The echoes of these remarks extend beyond politics to have economic repercussions. It has begun to inflict real economic damage by various means. If it is not addressed in a timely manner, it could considerably damage the political and economic ties between the two countries.

This single remark by the PM has ignited the most serious diplomatic flare-up in China-Japan ties, which were based on strategic ambiguity of Taiwan and crossed Beijing’s red line.

Within a couple of days, Beijing reacted swiftly — and decisively. China’s commerce ministry said that bilateral “trade cooperation” has been severely damaged by Takaichi’s remarks. As a result, trade and commerce between the two countries have gone down. According to the United Nations Commodity Trade Statistics Database (UN COMTRADE), China is Japan’s second-largest export market after the United States (US), and purchased US$125 billion worth of Japanese goods in 2024. It comprises mainly industrial goods, semiconductors, and automotive equipment. However, after the diplomatic fallout, China has suspended imports of Japanese seafood again. It had imposed a similar ban in 2023 due to wastewater release from the decommissioned Fukushima nuclear plant. According to recent trade data, the export value to China has dropped to 3.5 billion yen in the first half of 2024 from 87.1 billion yen in 2022 due to the conflict between the two countries. Across the tourism sector, according to the Japan National Tourism Organisation, the diplomatic fallout has led to a significant decline in Chinese footfall. While Japan is a lucrative tourist destination for Chinese owing to the cultural and historical linkages, dozens of air routes between the two countries have been cancelled, plummeting the service sector economy of Japan, according to Chinese aviation tracker DAST. Furthermore, mainland China has been Japan’s largest tourism market since 2015, until the COVID-19 pandemic that brought global travel to a grinding halt. Since then, Japan’s tourism industry has gained a significant share from China; however, the recent dispute has cast a shadow over the tourism sector.

The consequences of the spat are already rippling outwards. As a consequence of diplomatic fallout, the business trajectory is changing course. The Chinese demand for Japanese seafood is shifting to other countries, such as India. According to recent updates, Indian seafood exports increased by around 11 percent. The ban could provide a new lifeline to Indian seafood exporters squeezed by the steep tariffs imposed by the Trump Administration. At the same time, Japanese firms and multinationals are now reassessing supply chains — particularly for sectors where disruption risk is high (marine products, certain manufactured inputs, tourism-linked goods). De-risking and de-coupling could also become the intricate fallout of the Japanese PM’s remarks in the long run, if this fallout is not resolved at the earliest. The recently published article in Global Times, Beijing, underscores that Japan is attempting to instigate a war with the help of the United States, which could disrupt the global supply chain and disrupt the post-war peaceful world order.  In the investment front, governments across Asia, including India, may benefit from new investments or the relocation of manufacturing, as Japanese companies look to “friend-shore” or “ally-shore” critical production outside China. This shift could be primarily driven by geopolitical competition and supply chain risks, leading Japanese firms to shift towards countries that are politically aligned, like-minded, and geographically closer, to avoid disruption. By moving manufacturing, countries can attract new investment, create jobs, and stimulate economic growth through the development of new industries and supply chains.

China’s commerce ministry said that bilateral “trade cooperation” has been severely damaged by Takaichi’s remarks.

The Japanese automotive, electronics, and high-tech manufacturing sectors are significantly reliant on Chinese rare earth magnets, motors, and advanced components. Despite the diversification, it remains dependent on around 60 percent of imports from China.  Companies such as Toyota and Honda rely heavily on Chinese rare earths for electric vehicle (EV) motors and hybrid systems. Suzuki experienced a factory closure in 2025 due to rare earth shortages due to Chinese export-rule inconsistencies. In the material and magnet sector, Shun-Etsu Chemical and Hitachi Metals, key players in rare earths separation and high-performance magnet fabrication, still source heavily from China despite overseas investment. In sum, Japan imports over 40 percent of auto parts from China and depends on it for heavy rare earths like dysprosium and terbium, critical for EVs and machinery. Takachi’s remarks could impact the imports of semiconductors and electronics, where China supplies 45 percent in value. If the spat continues for long, it could decouple the Japanese EV industry.

Amid the fallout, a plausible road toward stabilisation and even renewal persists — if the right moves are taken promptly. Some mitigating factors or strategies could be diplomatic engagement and de-escalation. As of now, Tokyo has sent envoys and is consistently engaging through different diplomatic channels to simmer the crisis. Second, Business pressure from private sectors such as Japanese exporters, manufacturing firms, and industrial actors, especially those hit by bans and tourism collapse, could lobby their government to carve out a way to reestablish the full trade and commerce between the two countries. Japanese companies may begin sourcing materials and relocating production to other countries to minimise their risks. Lastly, Japan could find alternative markets for seafood, manufacturing goods, and services. Similarly, China may eventually reopen selective trade routes to minimise the disruptions to domestic demand.

Amid the volatile situation, the crisis between China and Japan may mark the beginning of a broader restructuring — not only of bilateral ties, but of regional and even global economic architecture. Reshaping of regional supply chains could be a major consequence as Japan (and possibly other countries) de-risk cords with China, and as production, sourcing, and manufacturing shift to Southeast Asia, South Asia, or other global regions. The diversion of the supply chain could benefit emerging economies — but also fragment existing efficient supply networks. It could also form a new alliance — economic or strategic, re-aligned along with political and security affinities. Japan may deepen trade and investment ties with “like-minded” economies that offer better geopolitical stability. It could also have global ripple effects, such as Industries dependent on Japanese components or Chinese manufacturing — electronics, automobiles, high-tech — could face supply disruptions, price volatility, and relocation of production. That would have knock-on consequences for markets worldwide. In the end, many argued that strong trade ties would buffer political tensions between the two neighbours. This crisis challenges the economic interdependence, which now appears vulnerable to political spikes, questioning whether trade alone can preserve peace or stability. For a country like India, this may open up opportunities, as Japanese firms consider alternative production and supply-chain bases where India could become a viable destination.  This could accelerate technology transfers, investment inflows, and industrial collaboration.

What was once an exemplar of robust trade and business partnership between the two countries now faces a risk of becoming a strategic liability.

Sanae Takaichi’s comment may have been a security/legal clarification. However, its consequences have only just begun to ripple. The diplomatic firestorm, China’s economic retaliation, and Japanese business alarm all point to a fundamental turning point in the global world order, which could have wider repercussions on other countries. What was once an exemplar of robust trade and business partnership between the two countries now faces a risk of becoming a strategic liability. Whether the outcome is a temporary chill followed by reconciliation or a long-term structural decoupling depends less on markets and more on political will — and on the capacity of business and civil society to press for separating commerce from geopolitics. For Japanese exporters, seafood firms, tourism operators, manufacturers, and their global partners will likely shape East-Asian business networks for years, if not decades. For the global economy, the stakes may be even higher: supply-chain maps may be redrawn, regional alliances might be re-forged, and assumptions about economic interdependence could be challenged.

Amit Ranjan Alok is a Research Intern at the Observer Research Foundation.

• Economic Diplomacy
• China
• china japan trade
• china taiwan conflict
• china Taiwan relations
• japan china relation
• japan taiwan relations
• One China policy
• Sanae Takaichi

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