# 【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】 | 2021年６月25日
【事業年度】 | 第24期（自　2020年４月１日　至　2021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】 | 東京都港区東新橋一丁目５番２号
【電話番号】 | 03(6253)2225
【事務連絡者氏名】 | 総務・法務部 課長　 鈴木　雄大
【最寄りの連絡場所】 | 東京都港区東新橋一丁目５番２号
【電話番号】 | 03(6253)3038
【事務連絡者氏名】 | 経理部　財務グループリーダー　　竹中　雅史
【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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