Ihei Sogo opened Yamatoya, the foundation of the company (later Sogo Co., Ltd.), near Zama Shrine in Osaka.
Toshio Yoshikawa (uncle of Honorary Chairman Masatoshi Ito) opened clothing store "Yokado" in Asakusa, Tokyo.
Musashino Railway (later Seibu Railway) established Musashino Department Store (later The Seibu Department Stores, Ltd.).
Ito-Yokado initiated its regular chain policy.
The first Seven-Eleven store was opened.
The first Denny's restaurant was opened.
100th anniversary of Ito-Yokado Co., Ltd.