Established and opened of Wakadoriyaki “Toki” (grilled chicken store) of only 20 square meters at Ikegami, Ota-ku,Tokyo by Mr.Tatsu Taira as a founder.

Opened Taishu Kappo (Japanese restaurant) “Syoya Honke-ten (The first Syoya)” at Chiyoda-ku,Tokyo.

Established “Tokyo Culinary Vocational School”.

Established “Daisyo Corporation”. Moved head office to Ota-ku,Tokyo.

Established “Laboratory of Food Hygienic and Safety of Daisyo” for the purpose of hygiene management, food products inspection and etc.

In attempt to optimize transport of food products, the distribution center was relocated to Shinagawa-ku,Tokyo.

Initial public offering on the Tokyo Stock Exchange.

Listed on the second section of the Tokyo Stock Exchange.

Listed on the first section of the Tokyo Stock Exchange.

Established “Daisyo Niigata Scientific Research Institute” for the purpose of establishing original food safety standards.

Established Nagoya Distribution Center as the distribution base of central region.

Established “Nihon Cooking Academy”. (Transferred in 2019)

Mr. Kazutoshi Taira was inaugurated as the president.

Established “Kofu Co., Ltd.”, a subsidiary that shells tableware and cooking utensils.

Opened a new distribution center “DS/L Headquarter Haneda”.