We analyzed the store-front planning that is published in the book of store planning in the after Kanto daishinsai. The purposes of this research are three points of making a matter. The first is background of composing of the store-front planning, the second is transition of the store-front planning, the third is difference of understanding in another fields of study of the store-front planning in the after Kanto daishinsai. Another fields are architecture, commercial art, and business studies of a store. The results can be summarized; 1) The store-front planning with show window have three typical patterns. There is appeared by result of study for improvement of sales in store-front. Typical patterns are presented to architects and storekeepers in the textbook, the photographs and the drawing book by the fields of architecture, commercial art and business studies of a store. 2) As study in this field has proceeded, main of typical patterns modified to store-front planning regarded the approach space. That transition of typical pattern is showed between 1923-1935 in the photographs. Above all, "a store-front which combines Western and Japanese styles" is a unique pattern of store-front in the early years of Showa period. 3) The point of difference of another fields is understanding of the design policy in store-front planning. The field of architecture have design policy regarded the style in an architectural elevation, while the fields of commercial art and business studies of a store have design policy regarded the improvement of sales in store-front.
