The Sun Party (太陽党 Taiyōtō) was a Japanese political party which existed from 1996 to 1998. It was a liberal reformist party that was opposed to the ruling coalition led by the Liberal Democratic Party (Japan).

Sun Party
太陽党
PresidentTsutomu Hata
FoundedDecember 26, 1996
DissolvedJanuary 23, 1998
Split fromNew Frontier Party
Merged intoGood Governance Party

The party was composed of thirteen Diet members who left the New Frontier Party in 1996. It was led by Tsutomu Hata, a former Prime Minister of Japan. Other notable members included Katsuya Okada, the future head of the Democratic Party of Japan. In January 1998 the Sun Party merged with other small parties to form the Good Governance Party.

Presidents of SPEdit

No. Name Image Term of office
Took Office Left Office
Split from: New Frontier Party
1 Tsutomu Hata   26 December 1996 23 January 1998
Successor party: Good Governance Party