Sinanen Holdings Co., Ltd. announced that a Board of Directors meeting held on May 14, 2024 resolved to submit the following partial amendment to the Articles of Incorporation to the 90th Ordinary General Meeting of Shareholders to be held on June 26, 2024. To celebrate the company's 100th year anniversary in April 2027, the company have constructed a new headquarters building to provide employees with a place where they can achieve environmental symbiosis, work in comfort, and communicate freely in "Shinagawa" where the Company was founded. Therefore, the address of the head office defined in Article 3 of the current Articles of Incorporation (Head Office) will change from "Minato-ku, Tokyo" to "Shinagawa-ku, Tokyo".

This change shall be effective as of July 29, 2024. Address of new head office: 1-39-20, Higashishinagawa, Shinagawa-ku, Tokyo. Date of head office relocation: July 29, 2024.