The Dai Nihon Kyokai was a nonpartisan organization consisting of members from different political parties, including representatives such as Sassa, who also belonged to the Kokumin Kyokai (National Association), and some councilors belonging exclusively to the Dai Nihon Kyokai.
大日本協会は超党派の団体であり、佐々のように国民協会_(日本)に所属したまま、大日本協会に属している代議士や大日本協会専属の議員など、所属形態は多様であった。