# 【表紙】

【提出書類】 | 有価証券報告書
【根拠条文】 | 金融商品取引法第24条第１項
【提出先】 | 関東財務局長
【提出日】 | 2025年６月23日
【事業年度】 | 第28期（自　2024年４月１日　至　2025年３月31日）
【会社名】 | 三井化学株式会社
【英訳名】 | Mitsui Chemicals, Inc.
【代表者の役職氏名】 | 代表取締役社長　　橋本　修
【本店の所在の場所】 | 東京都中央区八重洲二丁目２番１号
【電話番号】 | 03(6880)7505
【事務連絡者氏名】 | コーポレートコミュニケーション部長　髙玉　義紀 経理部　副部長　竹中　雅史 総務・法務部長　前田　光俊
【最寄りの連絡場所】 | 東京都中央区八重洲二丁目２番１号
【電話番号】 | 03(6880)7500
【事務連絡者氏名】 | コーポレートコミュニケーション部長　髙玉　義紀 経理部　副部長　竹中　雅史 総務・法務部長　前田　光俊
【縦覧に供する場所】 | 株式会社東京証券取引所 （東京都中央区日本橋兜町２番１号）

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