Komori
Obayashi (1802) · RiskMaterialised

Risks of Defects in Completed Construction Work and Serious Accidents

First written in FY2016. 2 of 4 entries say "Materialised", first in FY2024. Latest entry: 2026-09-18.

4entries
11years
0from disclosures
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How it moved
ProgressHeldSoftenedWorseFirst statedFY2016MaterialisedFY2024 – FY20262016: 120162017: 020172018: 020182019: 020192020: 020202021: 020212022: 020222023: 020232024: 120242025: 020252026: 22026
Same theme, other companies
Risk of Declining Confidence and Business Performance Due to Product Defects and Construction AccidentsA theme 12 companies write about · 12 as a headwind · 0 as a tailwind

0 other companies' latest entry also says "Advanced".

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Full recordFilings, disclosures and news, newest first
  1. 2026-09-18Advancednewspicks.com

    「Errors in strength calculations raise possibility of steel-frame collapse at Yaesu Building; 2 Obayashi Corporation employees referred to prosecutors」

    New facts were reported regarding the serious construction accident in Yaesu that had already occurred: the possibility of an error in the strength calculations and the referral of 2 employees to prosecutors.
  2. FY2026MaterialisedAnnual report

    「当社が代表者を務める共同企業体で施工中の「中央新幹線第四南巨摩トンネル新設(東工区)ほか」において、2024年10月4日に発生した労働災害」

    施工中の労働災害が新たに発生し、その後の事実と異なる説明を含む法令違反事案として2026年3月の略式命令に至った。
  3. FY2024MaterialisedAnnual report

    「鉄骨建方作業中に鉄骨の梁が崩落し、6名が被災、うち2名が死亡するという重大災害が発生した。」

    施工物等の重大事故リスクが、2023年9月19日の東京駅前八重洲一丁目東B地区建設工事における梁崩落事故として実際に発生した。
  4. FY2016First statedAnnual report

    「設計、施工などの各面で重大な瑕疵があった場合や、人身、施工物などに関わる重大な事故が発生した場合、当社グループの業績や企業評価に影響を及ぼす可能性がある。」

    設計・施工上の瑕疵や人身・施工物の重大事故が業績・企業評価に影響するとしている。
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"Rising Construction Material Prices and Labor Rates, and a Shortage of Skilled Workers" moved the same way as this thread, in the same document, in 2 of its 4 moves.

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