Japan's Green Gambit: Honda-Nissan Drama & Tesla's Power Play
Japan's auto industry faces restructuring amid Toyota's hybrid success, while climate challenges in Hokkaido emerge alongside advancing renewable initiatives and GX bond program hurdles.
*Editor’s note: This article was originally published on 2/5/2025 on Linkedin.
Welcome! I'm Hiroyasu Ichikawa, ichi, and this is issue 139 of the "Japan Climate Curation" newsletter📬, which has been curating hand-picked Japan-related climate news content every week since spring 2022, with over 410 subscribers [ more than 2,690 on Linedin]. You can subscribe by clicking on the Linkedin page or the form below.
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*Disclaimer: Generative AI tools such as Claude Sonet 3.5 has been used for summary and translation assistance 🙂
【Digest of this week's topics】
Japan's green transformation and industrial landscape show significant developments in early February. The Honda-Nissan merger talks collapse highlights automotive industry pressures, while Toyota maintains global leadership through hybrid success. Climate challenges intensify with Hokkaido facing increased snowfall risks and marine heatwaves affecting fisheries. The country's renewable energy initiatives advance with ambitious offshore wind localization targets and Tesla's entry into power storage, though the GX bond program struggles to attract international investors despite its ¥150tn investment target. Meanwhile, citizen scientists continue crucial radiation monitoring work in Fukushima, demonstrating ongoing nuclear legacy challenges. These developments reflect Japan's complex transition toward sustainability while maintaining industrial competitiveness.
[🇯🇵📰👀Japan Climate News Headlines]
【1】Global warming may bring more heavy snow to Hokkaido, weather expert says [2/4 NHK World]
Recent research indicates that global warming could lead to more frequent heavy snowfall in Hokkaido, Japan's northernmost prefecture. A study by the Meteorological Research Institute found that "once-in-a-decade" snowfall events are 1.4 times more likely in warmer climates. This is due to increased water vapor from warmer seas combined with Hokkaido's cold winter temperatures. The region has already experienced record snowfall, including Sapporo's 60-centimeter accumulation in 24 hours during 2021-2022. Residents are advised to prepare for more frequent heavy snow events as global warming continues.
【2】Marine heatwave wreaks havoc on fisheries in Japan [1/30 NHK World]
A rise in sea temperatures is devastatingly impacting northern Japan's salmon fishery.
【3】Nissan to Reject Honda Deal to Create World’s No. 3 Automaker - Shares in Nissan fall while Honda stock jumps [2/5 Wall Street Journal]
Nissan's board has rejected Honda's revised merger proposal which would have made Nissan its subsidiary, deviating from the original December plan for an equal partnership under a holding company. The merger would have created the world's third-largest automaker, but cultural differences and Nissan's weak market position complicated negotiations. Nissan's market value is now less than one-fifth of Honda's, and its rejection of the deal raises concerns about its future amid declining U.S. and China sales. The company faces pressure to find alternative strategies for survival, possibly including foreign partnerships.
【4】Toyota's record hybrid sales show 'multi-pathway' is working, for now - 30-year legacy, slowing shift to battery EVs underpin carmaker's pursuit of variety [1/31 Nikkei Asia]
Toyota maintained its position as the world's largest automaker in 2024 with 10.8 million units sold, surpassing Volkswagen by 1.8 million.
Hybrid vehicle sales reached a record 4.1 million units in 2024, showing 21% year-on-year growth with particularly strong performance in North America (48% increase).
Toyota's "multi-pathway" strategy, focusing on various powertrain technologies rather than solely on BEVs, appears to be successful as global BEV growth rates slow.
The company's hybrid technology expertise, built over 30 years since the Prius prototype in 1995, continues to be a significant advantage.
While Toyota's BEV sales remain relatively small at 294,000 units, analysts suggest the company's strategy provides flexibility to meet diverse regional needs.
【5】Toyota retains top spot as BYD gains ground [1/30 NHK World]
Toyota retained its title as the world's top-selling automaker in 2024, but China's BYD is closing the gap in some of its key markets.
【6】Japan to raise local content target for offshore wind farms to 70% - New goal seeks to attract supply chain investment as U.S. market faces uncertainty [2/4 Nikkei Asia]
Japan aims to boost local content in offshore wind farms to 70% by 2040, attracting foreign manufacturers while developing domestic supply chains. This aligns with broader renewable energy goals, including significant cost reductions and capacity expansion through both fixed-bottom and floating wind technologies.
【7】Tesla to supply batteries for major Japanese power storage facility - Central Japan site planned by Orix will be one of country's largest [2/4 Nikkei Asia]
Tesla partners with Orix to supply Megapack batteries for one of Japan's largest power storage facilities, marking a significant expansion in Japan's energy storage market as the country promotes renewable energy integration and grid stability.
【8】Mitsubishi Reviews Japanese Offshore Wind After Economic Changes [2/3 Bloomberg]
Mitsubishi Corporation is reassessing its plans for three Japanese offshore wind power projects due to significant economic changes. The company cites the yen's depreciation, rising interest rates, and supply chain issues as key factors affecting the business environment. This review follows global industry challenges, with companies like Orsted facing substantial losses and BP merging its operations with Jera Co. Despite these challenges, Mitsubishi, which won these projects in Japan's 2021 auction, reports development progress. The projects are crucial to Japan's ambitious goal of achieving 10 gigawatts of offshore wind capacity by 2030 and 30-45 gigawatts by 2040.
【9】Investors risk overlooking Japan’s green investment opportunities [2/3 Financial Times]
Japan's Green Transformation (GX) strategy, launched a year ago with sovereign climate transition bonds, aims to achieve net-zero emissions by 2050 through ¥20tn in government bonds to stimulate ¥150tn in public-private investments. Despite low international awareness initially, interest may be growing as investors look beyond US and European markets.
However, recent bond auctions have shown disappointing results, with no "greenium" and heavy reliance on purchases by the Bank of Japan and GPIF. The potential success of this initiative depends on effective fund deployment and may benefit from shifting investment patterns away from US markets.
【10】Citizen Scientists Reclaim Japan’s Nuclear Disaster Zone [1/29 New York Times]
Residents like Tomoko Kobayashi have become self-taught radiation monitors, creating detailed maps to track contamination levels around Fukushima, filling gaps left by insufficient government data.
Citizen science groups such as Mothers' Radiation Lab Fukushima - Tarachine have developed significant expertise, operating professional labs and providing crucial independent verification of official radiation measurements.
Despite official resistance and social pressure, these citizen scientists persist in their work nearly 14 years after the disaster, driven by distrust of authorities and a desire to regain control over their lives.
While some areas have been decontaminated, many locations like Tsushima village remain heavily contaminated, with only 5 out of 1,400 former residents returning.
📬That's all for this week! Thank you for reading(or skimming) 🙇. I hope you will have a wonderful week ahead!
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