This paper shows how the concept of "space", which was first developed in, Germany in the late 19th century, was introduced into and developed in Japan, analyzing the articles on the four major Japanese architectural magazines between 1887 and 1960. Until the 1920s, the word kukan (space) had rarely been used in them. The concept of "space" began to be developed in the 1930s. From the 1950s on, it has been utilized by Japanese architects, especially the team led by Kenzo Tange. Their, move implies that at that time modern rationalism began to gain ground in many Japanese architects' thoughts.
