- Renowned architect Kengo Kuma’s design buildings are plagued by mold and decay
- A city hall that cost 40 billion yen has become dilapidated in just 7 years
- Air purifiers made of wood have become moldy as expected
- The “losing architecture” philosophy of this architectural giant is alarmingly problematic
- A series of issues have been uncovered in the design buildings of master craftsman Kengo Kuma

See Video for details.
The Architectural Philosophy of Kengo Kuma
Kuma’s Approach to Sustainable Design
Kengo Kuma, a renowned Japanese architect, has championed a philosophy of “losing architecture” that emphasizes the use of natural materials and integration with the surrounding environment. His designs often feature the use of wood, which he believes can create a harmonious relationship between the built and natural worlds. However, Kuma’s approach has faced criticism as several of his projects, including a city hall that cost 4 billion yen, have experienced issues with mold and deterioration within just a few years of completion.The Challenges of Kuma’s “Losing Architecture”
Kuma’s “losing architecture” concept, which aims to create structures that blend seamlessly with their surroundings, has been met with mixed results. While his designs often showcase the beauty of natural materials, the practical challenges of maintaining these structures have become increasingly apparent. The city hall project, which featured a wood-enclosed air purifier, has been plagued by mold issues, highlighting the potential pitfalls of Kuma’s approach.Kengo Kuma’s Influence on the Architecture Industry
As a prominent figure in the architecture industry, Kengo Kuma’s design philosophy has had a significant impact on the field. His emphasis on sustainability and the integration of natural elements has inspired many architects to rethink traditional building methods. However, the issues that have arisen in some of his projects have raised questions about the long-term viability of his “losing architecture” approach and the need for a more balanced approach to sustainable design.The Deterioration of Kuma’s Architectural Projects
The Problematic City Hall Project
One of the most high-profile examples of the challenges facing Kuma’s designs is the city hall project that cost 40 billion yen. Despite the significant investment, the building has experienced rapid deterioration, with mold and other issues emerging within just seven years of its completion. This has raised concerns about the long-term durability and maintenance requirements of Kuma’s wood-centric designs.The Mold-Infested Air Purifier
Another notable issue in Kuma’s projects is the case of the wood-enclosed air purifier, which was intended to be a sustainable solution for improving indoor air quality. However, the purifier has been plagued by mold issues, highlighting the challenges of maintaining such integrated systems in Kuma’s designs.The Broader Implications for the Architecture Industry
The problems that have arisen in Kuma’s projects have broader implications for the architecture industry. They raise questions about the balance between aesthetic considerations and practical, long-term performance in sustainable design. As architects continue to explore innovative approaches to building, the lessons learned from Kuma’s experiences may inform the development of more robust and durable solutions that can withstand the test of time.Q&A: Kuma Kengo’s Decaying Architectural Disaster
What is the philosophy of “losing architecture” advocated by the architectural master?
The architectural master Kengo Kuma advocates a philosophy of “losing architecture”, which has led to several cases of mold and decay in his wood-based designs, such as the city hall that cost 40 billion yen but became dilapidated within 7 years, and the air purifier made of wood that became moldy as expected.
What issues have been discovered with Kengo Kuma’s wood-based architectural designs?
Kengo Kuma’s wood-based architectural designs have faced several issues, including mold and decay. For example, the city hall that cost 40 billion yen became dilapidated within 7 years, and the air purifier made of wood became moldy as expected.
What is the cost and lifespan of the city hall designed by Kengo Kuma?
The city hall designed by Kengo Kuma cost 40 billion yen but became dilapidated within 7 years.
Video: The title translated to English is: The master carpenter Kengo Kuma’s design architecture – mold and decay are successively discovered… The city hall that cost 40 billion yen is in ruins in just 7 years… The air purifier surrounded by wood is as expected covered in mold… The philosophy of “losing architecture” advocated by the architectural giant is too extreme…
Description
いつもご視聴いただき、ありがとうございます! このチャンネルでは、昭和を彩った有名人の 気になるエピソードを動画でじっくりお届けしています。 懐かしのあの方々の過去から現在までを深掘りして、 詳しくご紹介していきます。 ぜひ、チャンネル登録と高評価もよろしくお願いします! 建築界の巨匠・隈研吾氏の作品に異変発生。富岡市役所や高尾山口駅など、木材を多用した彼の代表作が完成からわずか数年で腐食やカビの問題に直面。総工費40億円の富岡市役所では軒裏の金具にサビが発生し、修繕費用の負担について協議中。建築専門家は「常識的な木の使い方でなく、デザイン優先」と指摘。伝統と革新を融合させた隈氏の「負ける建築」哲学とメンテナンス課題の現実との間で揺れる評価の行方に迫ります。 #隈研吾 #建築トラブル #木造建築 #富岡市役所 #建築メンテナンス ******************************* ・本動画に登場する人物や企業・団体の名誉を傷つけたり、 権利を侵害する意図は一切ございません。 ・本動画の内容は、噂や一部の引用に基づいております。 そのため、実際の事実と異なる場合があることをご了承ください。
Source: 木の匠・隈研吾のデザイン建築のカビ腐食が次々に発覚…総工費40億円かけた市役所がわずか7年でボロボロ…木材で囲った空気清浄機が案の定カビだらけに…建築界の巨匠が唱える「負ける建築」の哲学がヤバすぎた…/ハイカラビデオ(https://www.youtube.com/watch?v=MXro3m_QRiE&rand=11694)
Conclusion: Kumanogo’s Decaying Designs



The design philosophy of “losing architecture” advocated by the renowned architect Kengo Kuma has led to a series of buildings with mold and decay issues, including a city hall that cost 40 billion yen but fell into disrepair within 7 years, and an air purifier made of wood that became moldy as expected. This raises concerns about the practical viability of Kuma’s unconventional approach.
Source: 木の匠・隈研吾のデザイン建築のカビ腐食が次々に発覚…総工費40億円かけた市役所がわずか7年でボロボロ…木材で囲った空気清浄機が案の定カビだらけに…建築界の巨匠が唱える「負ける建築」の哲学がヤバすぎた…/ハイカラビデオ(https://www.youtube.com/watch?v=MXro3m_QRiE&rand=11694)

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