The SDP, formerly known as the Japan Socialist Party and later the Social Democratic Party of Japan
, was once a major force in Japanese politics and was the second-largest political party after the LDP until the 1993 election, consistently controlling around 100 seats.
The proposal has the blessing of both Ichiro Ozawa, who dissolved his Liberal Party to merge with Minshuto, and Takahiro Yokomichi of the former Social Democratic Party of Japan
. While Ozawa insists the special force should be allowed to participate in exercise of military force, Yokomichi calls for ''moderation.''
Among those jointly supported by the three major opposition parties -- The Democratic Party of Japan, the Liberal Party and the Social Democratic Party of Japan
-- only the candidate in Mie Prefecture was successful.
Meanwhile, the Social Democratic Party of Japan
endorsed Higuchi at a meeting of party executives Thursday.
The biggest challenge Minshuto faces is that there still remain huge discrepancies between its conservative members and those who belonged to the former Social Democratic Party of Japan
over such key policies as those concerning the Constitution and national security.
In early 1994, Ozawa started a confrontation between the then Shinseito (Japan Renewal Party) -- which he headed -- and the then Social Democratic Party of Japan
as well as New Party Sakigake (Pioneers).
In a related development Monday, the JCP, the Liberal Party, the Social Democratic Party of Japan
and the main opposition Democratic Party of Japan agreed to submit a joint resolution calling for Suzuki's resignation from the Diet.
In 1993, the Komeito joined the non-LDP cabinet of Prime Minister Morihiro Hosokawa, but after the coalition government among the LDP, the Social Democratic Party of Japan
and the New Party Sakigake was inaugurated the following year, the Komeito disbanded itself and joined the now-defunct New Frontier Party.
This is especially true of the Democratic Party of Japan (DPJ), where lawmakers originally from the former Social Democratic Party of Japan
have strongly opposed DPJ leader Yukio Hatoyama's advocacy of the inclusion of the right to collective self-defense in the Constitution.
In late May, Tsuruo Yamaguchi, a 74-year-old former chief of the secretariat of the Social Democratic Party of Japan
(SDP), announced he would return from retirement to fight for Gunma No.