Japan Lifeline Co., Ltd. announced that the Company has decided to make the following changes to the members of Board of Directors. This matter is to be officially decided at the Annual General Meeting of Shareholders, which is scheduled to be held on June 28, 2023, and at the subsequent Board of Directors' meeting and Audit and Supervisory Committee. Newly Appointed Directors (excluding those who are members of the Audit and Supervisory Committee) (Effective on June 28, 2023): Name: Takeyoshi Egaw; New position and title: Vice President, Senior Manager of Business Administration Department of Corporate Administration Headquarters, General Manager of Finance & Accounting Division against old position and title: Senior Operating Officer, Senior Manager of Business Administration Department of Corporate Administration Headquarters, General Manager of Finance & Accounting Division.

Reappointed Directors (Effective on June 28, 2023): Name: Atsuhiro Suzuki; New position and title: Senior Executive Vice President and COO, Executive Manager of Arrhythmia Business Unit, Officer in charge of Corporate Administration Headquarters, R&D and Manufacturing Headquarters, CVG Business Unit, Regulatory Affairs Headquarters and Marketing and Communications Division against Old position and title: Senior Executive Vice President and COO, Officer in charge of Corporate Administration Headquarters, R&D and Manufacturing Headquarters, Arrhythmia Business Unit, CVG Business Unit, Regulatory Affairs Headquarters and Marketing and Communications Division. Resigning Directors (Effective on June 28, 2023): Kazuhiko Nogami, Senior Vice President, Executive Manager of Arrhythmia Business Unit. Mr. Kazuhiko Nogami is scheduled to be the Company's consultant on the same day.