The Butoku Kai aimed toward the unification of forms in various martial arts as one of its projects, and while 'the Kendo form of the Empire of Japan' for Kendo and 'the Jujutsu form of the Dai Nippon Butokukai' for Judo (the Japanese art of self-defense) were established, the shooting forms of Kyudo were set for unification as well.
武徳会は事業の1つとして各武道の型統一を目指し、剣道では「大日本帝国剣道形」、柔道は「大日本武徳会柔術形」などが制定され、弓道もまた射型統一を行う事になる。