Announcement on Shareholding Reduction by Shareholder Holding Over 5% Exceeding 1%

Stock Code: 002419 Stock Abbreviation: Rainbow Department Store Announcement No.: 2026-018 Rainbow Department Store Co., Ltd. Announcement on Shareholding Reduction by Shareholder Holding Over 5% Exceeding 1% Five Dragon Trading Co., Ltd., a shareholder holding over 5% of the shares, guarantees that the information provided to this company is true, accurate, and complete, and contains no false records, misleading statements, or material omissions. This company and all members of the board of directors guarantee that the content of this announcement is consistent with the information provided by the information disclosure obligor. Rainbow Department Store Co., Ltd. (hereinafter referred to as the "Company") disclosed the "Announcement on Pre-disclosure of Shareholding Reduction by Shareholder Holding Over 5% (2026-002)" on January 8, 2026. Five Dragon Trading Co., Ltd. (hereinafter referred to as "Five Dragon Company") held 85,879,553 shares of the Company, accounting for 7.39% [Note 1] of the Company's total share capital at that time (excluding shares repurchased in the company's repurchase special securities account). It planned to reduce its shareholding by no more than 34,842,061 shares within three months from January 30, 2026, through centralized bidding and block trading, which is no more than 3.00% of the Company's total share capital at that time (excluding shares repurchased in the company's repurchase special securities account). The Company received a "Letter of Notification on Shareholding Reduction Exceeding 1% by Five Dragon Company" from Five Dragon Company today. On March 19, 2026, Five Dragon Company reduced its shareholding by 17,767,000 shares through block trading, accounting for 1.5471% [Note 2] of the Company's total share capital at that time (excluding shares repurchased in the company's repurchase special securities account). In accordance with the "A