In the history of Japanese calligraphy, it is one of the Japan's Three Ancient Monuments along with Nasu no Kuni no Miyatsuko no Hi (an old monument of local ruling families in Nasu Province) and Tagajo hi (an old monument in Tagajo City, Miyagi Prefecture).
また、日本の書道史の上から、那須国造碑、多賀城碑と並ぶ日本三大古碑の一つとされる。