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A point on the running track in the garden surrounding the Imperial Palace in Tokyo. The signs are at a distance of 100 meters from each other, so you can easily determine the desired running time. Each sign is dedicated to one of Japan’s 47 prefectures. Each sign shows the name of the district, a typical plant of the district, and its drawing. The route is also known as the "Circle of Flowers"
The current plaque is dedicated to the prefecture of Saitama located on the island of Honshu.
Translation of the text on the sign: さくら草 - Sakura grass 埼玉県 - Saitama