Business Integration with 月島ホールディングス and Formation of a Holding Company

「Mitsubishi Kakoki Kaisha,Ltd. (hereinafter, “Mitsubishi Kakoki”) and TSUKISHIMA HOLDINGS CO.,LTD. (hereinafter, “TSUKISHIMA HOLDINGS,” and Mitsubishi Kakoki and TSUKISHIMA HOLDINGS collectively, the “two companies”) entered into a business integration agreement based on the principle of equality and a stock exchange agreement relating to a stock-for-stock exchange between the two companies, pursuant to resolutions adopted at meetings of the boards of directors of the two companies held on 30 September 2026, with the aim of implementing a business integration based on the principle of equality effective 1 April 2027, as scheduled. Mitsubishi Kakoki also entered into an absorption-type company split agreement under which Mitsubishi Kakoki will be the splitting company and MKKネクスト株式会社, a wholly owned subsidiary of Mitsubishi Kakoki, will be the successor company.」