電通グループ（4324） – 3rd Correction of the Notice of Convocation of the 173rd Ordinary General Meeting of Shareholders

206 March 30, 2022 DENTSU GROUP INC. Group Corporate Communications Office 1-8-1, Higashi-shimbashi, Minato-ku, Tokyo 105-7050, Japan https://www.group.dentsu.com/en/ 3rd Correction of the Notice of Convocation of the 173rd Ordinary General Meeting of Shareholders We would like to apologize for a correction that should be made to the “Notice of Convocation of the 173rd Ordinary General Meeting of Shareholders” (the “Notice of Convocation”) that was uploaded to the Company’s website and TDnet on March 9, 2022. Note 5 on Page 19 of the Notice of Convocation Correction (Note 5) Mr. Keiichi Sagawa is entrusted with advisory duties by the Company under a contract with a term from April 2021 to March 29 Mr. Keiichi Sagawa monthly remuneration based on the service contract, but the total amount of his remuneration during the contract term is below the threshold of a “significant amount” (an amount more than 13 million yen annually) set forth in the Independence Standards for Outside Directors of Dentsu Group Inc., which does not constitute a significant amount of remuneration, and there is no issue with his independence. Before Correction (Note 5) Mr. Keiichi Sagawa is entrusted with advisory duties by the Company under a contract with a term from April 2021 to March 31 Mr. Keiichi Sagawa monthly remuneration based on the service contract, but the total amount was less than 10 million yen, which does not constitute a large amount of remuneration, and there is no issue with his independence. END 1/1