- The Planning Office of The Seiyu Stores, Ltd., sets up a Small Store Section.
- The first convenience store opens on a trial basis in Sayama, Saitama Prefecture.
- The Seiyu Stores establishes FamilyMart Department; four stores operating.
- The Seiyu Stores establishes FamilyMart Co., Ltd., and transfers business and property; 89 stores operating.
- FamilyMart and RYUBO CO., LTD., in Naha, Okinawa Prefecture, jointly establish Okinawa FamilyMart Co., Ltd.
- The Tokyo Stock Exchange lists FamilyMart stock on the Second Section.
- FamilyMart and partner companies in Taiwan jointly establish Taiwan FamilyMart Co., Ltd.
- The Tokyo Stock Exchange lists FamilyMart stock on the First Section.
- FamilyMart concludes a contract with BOKWANG FAMILYMART CO., LTD., of Seoul, South Korea, for the transfer of convenience store operational know-how and the use of the FamilyMart service logo under license; under this contract, franchising operations for FamilyMart stores in South Korea commence.
- FamilyMart jointly establishes Siam FamilyMart Co., Ltd. with Robinson Department Store Public Co., Ltd.; Saha Pathanapibul Public Co., Ltd.; and ITOCHU (THAILAND) LTD.
- FamilyMart and Homboshoten Co., Ltd., in Kagoshima jointly establish Minami Kyushu FamilyMart Co., Ltd.
- The ITOCHU Group buys the stock of FamilyMart from The Seiyu, Ltd., and other companies, becoming the largest shareholder.
- All offices and stores of FamilyMart receive blanket certification under ISO 14001, the international standard for environmental management systems.
- FamilyMart and 25 other companies (including 4 convenience store chains and 10 financial institutions) jointly establish E-net Co., Ltd., to install ATM machines in stores.
- To promote electronic commerce, FamilyMart and top companies in each industry — including ITOCHU Corporation, NTT DATA Corporation, and Toyota Motor Corporation — jointly establish famima.com Co., Ltd.
- FamilyMart experimentally introduces Famiport Multimedia Terminals in some stores (full-scale introduction in Feb. 2001).
- FamilyMart establishes IFJ Co., Ltd. (currently Famima Credit Corporation), a credit card company.
- Taiwan FamilyMart is listed on the GreTai Securities Market, an over-the-counter stock market in Taiwan.
- FamilyMart introduces an IC card (JUPI card).
- FamilyMart becomes the first convenience store chain of Japanese origin to reach 10,000 stores in Asia.
- FamilyMart jointly establishes Shanghai FamilyMart Co., Ltd. (China), in cooperation with four partners — Tinghsin (Cayman Islands) Holding Corporation; Taiwan FamilyMart Co., Ltd.; ITOCHU Corporation; and CITIC Trust & Investment Co., Ltd.
- FamilyMart introduces its Famima Card.
- FamilyMart jointly establishes FAMIMA CORPORATION (U.S.A.) in cooperation with two partners — ITOCHU Corporation and ITOCHU International Inc. (U.S.A.).
- FamilyMart and Sapporo-based company Maruyo Nishio Co., Ltd. (currently Seico Fresh Foods Co., Ltd.) jointly establish Hokkaido FamilyMart Co., Ltd.
- Hokkaido FamilyMart Co., Ltd. begins the development of FamilyMart stores in Hokkaido. With this, FamilyMart finally extends its store network to every one of Japan's 47 prefectures.
- FamilyMart's 25th anniversary, with drafting of new Basic Principles.
- FamilyMart jointly establishes Guangzhou FamilyMart Co., Ltd. (China), in cooperation with three partners — Ting Chuan (Cayman Islands) Holding Corp., Taiwan FamilyMart Co., Ltd., and ITOCHU Corporation.
- FamilyMart jointly establishes Suzhou FamilyMart Co., Ltd. (China), in cooperation with three partners — Ting Chuan (Cayman Islands) Holding Corp., Taiwan FamilyMart Co., Ltd., and ITOCHU Corporation.
- FamilyMart introduces its Famima T Card.
- FamilyMart becomes the first convenience store chain of Japanese origin to have more stores overseas than it has in Japan.
- FamilyMart acquires am/pm Japan Co., Ltd. and makes it a wholly owned subsidiary.
- Integration with am/pm Japan Co., Ltd. completed.
- FamilyMart concludes a joint-area franchise agreement with JR KYUSHU RETAIL, INC.
- Integration with am/pm Kansai Co., Ltd. completed.
- FamilyMart achieves a global network of 20,000 stores.
- FamilyMart jointly establishes Philippine FamilyMart CVS, Inc. (the Philippines), in cooperation with two partners — SIAL CVS RETAILERS INC., a joint venture between the Ayala Group and the Rustan Group, and ITOCHU Corporation.
- FamilyMart jointly establishes Shenzhen FamilyMart Co., Ltd. (China), in cooperation with two partners — Ting Chuan (Cayman Islands) Holding Corp. and Taiwan FamilyMart Co., Ltd.