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Mitsuuroko Group Holdings Co.,Ltd. — Investor Relations & Filings

Ticker · 8131 ISIN · JP3894400005 T Electricity, gas, steam and air conditioning supply
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Filings indexed 68 across all filing types
Latest filing 2026-06-04 Merger & Acquisition
Country JP Japan
Listing T 8131

About Mitsuuroko Group Holdings Co.,Ltd.

https://www.mitsuuroko.com/en/

Mitsuuroko Group Holdings Co., Ltd. is a diversified company with a primary focus on energy. The Energy Solutions business supplies liquefied petroleum gas (LPG), petroleum products, and solid fuels, alongside solar power systems, lithium-ion batteries, and residential fuel cells. The Power & Electricity segment develops renewable energy sources, including wind and biomass power. The company also operates a Foods division, which produces and sells beverages and manages restaurants, cafeterias, and retail food stores. A Living & Wellness segment engages in the development and leasing of real estate assets like office buildings and commercial facilities, and manages sports centers. Other operations include the leasing of office equipment, IT solutions, and insurance brokerage services.

Recent filings

Filing Released Lang Actions
Siamgas and Petrochemicals Public Company Limited の持分法適用関連会社化に関するお知らせ
Merger & Acquisition Classification · 90% confidence The document is a corporate announcement regarding the acquisition of additional shares in Siamgas and Petrochemicals Public Company Limited, resulting in the equity-method affiliate status (“持分法適用関連会社化”). This is a transaction where the company acquires an ownership stake in another entity—i.e., an acquisition event. It does not report on the company’s own earnings, management changes, or regulatory certifications, nor is it a simple “report published” notice. It falls under Merger & Acquisition activity (acquisition of equity interest).
2026-06-04 Japanese
Notice Regarding the Conversion of Siamgas and Petrochemicals Public Company Limited into an Equity-Method Associate
Major Shareholding Notification Classification · 90% confidence The document is an official announcement by Mitsuuroko Group Holdings that its shareholding in Siamgas reached 20%, crossing the threshold that triggers equity-method accounting. It is notifying a significant change in ownership percentage. This matches the definition of a Major Shareholding Notification (code MRQ).
2026-06-04 English
新任取締役候補者の選任および取締役の退任に関するお知らせ
Regulatory Filings
2026-05-08 Japanese
2026年３月期 決算短信〔日本基準〕（連結）
Regulatory Filings
2026-05-08 Japanese
自己株券買付状況報告書（法２４条の６第１項に基づくもの）
Transaction in Own Shares Classification · 100% confidence The document is a '自己株券買付状況報告書' (Report on Status of Acquisition of Treasury Shares) filed under Article 24-6, Paragraph 1 of the Financial Instruments and Exchange Act of Japan. This specific regulatory filing details the company's share buyback activities for a specific period (November 2025). Since the document reports the company buying back its own shares, it falls under the 'Transaction in Own Shares' category.
2025-12-05 Japanese
確認書
Regulatory Filings Classification · 100% confidence The document is titled '確認書' (Confirmation Letter) and explicitly references '金融商品取引法第24条の５の２第１項' (Article 24-5-2, Paragraph 1 of the Financial Instruments and Exchange Act). It serves as an officer certification confirming the accuracy of a semi-annual report. According to the 'CERTIFICATION RULE', documents that are primarily officer certifications or attestations should be classified as Regulatory Filings (RNS), even if they reference a specific report type. H1 2025
2025-11-12 Japanese

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