( Attachment ) "Notice Regarding Planned Commencement of Tender Offer for the Shares of Toshiba Corporation (Code: 6502)" dated as of March 23, 2023 1 Therefore, we hereby inform you accordingly. Note 1: The Offeror is a wholly owned subsidiary of TBJ Holdings Inc. (the " Offeror's Parent Company "). The Offeror's Parent Company is as of today a wholly owned subsidiary of TBGP, Inc. (" TBGP "), a wholly owned subsidiary of JIP. As of today, the Offeror's entity form is a corporation (" Kabushiki-Kaisha"), but its entity form is planned to be converted to a limited liability company (" Godo-Kaisha") by the time of commencement of the Tender Offer. By the commencement of the Tender Offer, TB Investment Limited Partnership (" TBLPS "), which is managed by JIP and its subsidiaries, including TBGP, and affiliates (collectively, the " JIP Group ") will acquire to own 100% of the shares of the Offeror's Parent Company.