It was formed as the Party for Future Generations (次世代の党, Jisedai no Tō) on 1 August 2014 by a group of Diet members led by Shintarō Ishihara.

[13] Takeo Hiranuma was chosen as the party's leader and he appointed Hiroshi Yamada as Secretary-General and Ishihara as chief advisor.

[14] Senior party members who lost their seat included Ishihara, Yamada and policy committee chairman Hiroshi Nakada.

[16] Secretary-General Shigefumi Matsuzawa initially intended to contest the leadership vote and maintain the party's "unbiased" stance towards the ruling LDP, as opposed to Nakayama wanting to work with the government.

[20][21] At the time of the party's name change in December 2015, it had five members in the House of Councillors in the national Diet.