1887
Founder Sadajiro Shimada becomes independent and opens Shimadasada Store at Shiidera-cho, Tennoji-ku, Osaka.
1890
Sadajiro modifies a shell button making machine to make buttons out of buffalo horn; designs a machine to drill four holes simultaneously.
The store moves first to Watayamachi and then to Takeyamachi, Minami-ku, Osaka.
1914
The store moves to Tanimachi, Higashi-ku. Ceases production of buttons and concentrates efforts on wholesaling.
1930
Sadajiro retires and is succeeded by Moriyuki Shimada.
A 6-day work week is introduced, an innovation in the industry at this time.
1939
The Osaka Button Wholesalers Union is formed.
Moriyuki becomes the chief director.
1940
Store closes temporarily during World War II.
1947
Store commences business after completion of a residence-store at 2-chome, Tanimachi.
1949
Tsunehiro Shimada resumes business by opening the Sadabishi Store.
1953
Company name changes to Shimada Button Co., Ltd. with capital of one million yen.
1958
Tokyo Branch opens at Matsueda-cho, Kanda, Chiyoda-ku, Tokyo.
1960
Kansai YKK Fastener Co., Ltd. is established.
1963
Gifu Branch opens.Hirakata Business Office opens.
1966
Exports of sewing materials to Korea begin.
1967
Shimada Sangyo Co., Ltd. is established.
1968
Head Office building at Funakoshi-cho, Higashi-ku,Osaka, is completed.
Shimada Button Co., Ltd. merges with Kansai YKK Fastener Co., Ltd. and is renamed Shimada Shoji Co., Ltd.
1978
Construction of Tanimachi Business Office in 3-chome, Tanimachi, Higashi-ku, Osaka, is completed.
1982
An agent contract in Korea is solidified.
1985
First merchandise exhibitions are held in Osaka and Tokyo.
Participates in the accessories exhibition held in Beijing, China.
Kojima Branch opens.
1986
Tsunehiro Shimada becomes Chairman, and Yukio Simada President.
Tokyo Branch is renamed Tokyo Head Office.