The party was created by nine the House of Representatives members who resigned from Prime Minister Yoshihiko Noda's Democratic Party of Japan on December 30, 2011, in protest of the latter's decision to raise to country's consumption tax rate from 5% to 10% in two years.

The party opposed both the proposed consumption tax increase and the Trans-Pacific Partnership (TPP) Free Trade Agreement.

In the Japanese diet the support of 51 lawmakers is required to submit a co-confidence motion to the lower house.

[3] On August 29, 2012, the House of Councillors passed a censure motion against Noda based on the one previously submitted by the seven opposition parties.

[4] While the censure motion was non-binding, the opposition parties planned to boycott the remaining sitting days before the diet session finished on September 8, preventing further legislation from being passed.