was a right-wing party in Japan, founded on November 9, 1945, mainly by former members of Seiyukai Party. Its first leader was Ichirō Hatoyama

Ichiro Hatoyama

was a Japanese politician and the 52nd, 53rd and 54th Prime Minister of Japan, serving terms from December 10, 1954 through March 19, 1955, from then to November 22, 1955, and from then through December 23, 1956.-Personal life:...

. In 1946-1947 and 1948-1954, the next party leader Shigeru Yoshida

Shigeru Yoshida

, KCVO was a Japanese diplomat and politician who served as Prime Minister of Japan from 1946 to 1947 and from 1948 to 1954.-Early life:...

 was the Prime Minister

Prime Minister of Japan

The is the head of government of Japan. He is appointed by the Emperor of Japan after being designated by the Diet from among its members, and must enjoy the confidence of the House of Representatives to remain in office...

.

The initial name of the party was . In 1948, the Japan Liberal Party merged with which was Shidehara

Kijuro Shidehara

Baron was a prominent pre–World War II Japanese diplomat and the 44th Prime Minister of Japan from 9 October 1945 to 22 May 1946. He was a leading proponent of pacifism in Japan before and after World War II, and was also the last Japanese prime minister who was a member of the kazoku...

-led club apart from the Democratic Party to form the .

Then, in March 1950, the Democratic Liberal Party turned the name to the , merging with a part of the Democratic Party. The Liberal Party was also known as "Yoshida Liberal Party" from the leader's name Yoshida.

In 1953, Hatoyama went out of the Yoshida Liberal Party and established alternative , also known as Hatoyama Liberal Party. After the general election, 1953

Japanese general election, 1953

General elections were held in Japan on 19 April 1953. The result was a victory for the Liberal Party, which won 202 of the 466 seats. Voter turnout was 74.2%.-Results:...

, Hatoyama went back to Yoshida Liberal Party.

In 1955, the Liberal Party that started in 1945 ended when Yoshida Liberal Party merged with the Japan Democratic Party

Japan Democratic Party (1954)

Japan Democratic Party was a short-living right-wing political party in Japan 1954–1955, led by Ichirō Hatoyama. Its leaders included former foreign minister Mamoru Shigemitsu and future Prime Minister Nobusuke Kishi. The party was formed on November 24, 1954, by merging Ichiro Hatoyama's group...

 to form the Liberal Democratic Party

Liberal Democratic Party (Japan)

The , frequently abbreviated to LDP or , is a centre-right political party in Japan. It is one of the most consistently successful political parties in the democratic world. The LDP ruled almost continuously for nearly 54 years from its founding in 1955 until its defeat in the 2009 election...

.