ＭｏｎｏｔａＲＯ（3064） – Notice: Decisions on Matters Related to Stock Repurchase

To Investors: March 29, 2022 MonotaRO Co, Ltd (Code No. 3064 TSE 1st) IR Contact: +81-6-4869-7190 Mail: pr@monotaro.com Notice: Decisions on Matters Related to Stock Repurchase (Stock repurchase based on the Articles of Incorporation pursuant to Article 165, Paragraph 2 of the Corporation Law) MonotaRO Co., Ltd. (hereinafter “the Company”) announces the resolution was made at the Board of Directors meeting held on March 29, 2022 on matters pertaining to stock repurchase based on Article 156 of the Corporation Law as applied pursuant to Article 165, Paragraph 3 of the same law, as follows. 1. Reason for treasury stock repurchase: The purpose is to pursue financial strategies with greater agility in response to changes in business environment. 2. Details of the share repurchase: (1) Type of shares acquired (2) Total number of stocks to be repurchased Common stock of the Company Up to 35,200 stocks (upper limit) (0.00% of the total number of issued shares (excluding treasury stocks)) (3) Total amount to be paid for repurchase Up to 119,680,000 JPY (upper limit) (4) Repurchase period From April 1, 2022 to April 8, 2022 (For reference) Number of treasury stocks held as of February 28, 2022 Total number of stocks outstanding Number of treasury stocks 501,313,800 stocks 4,443,812 stocks End of notice Disclaimer: This is an English translation of the captioned release. This translation is prepared and provided for the purpose of the readers’ convenience. All readers are recommended to refer to the original version in Japanese language.