Sadao Yamahana | |
|---|---|
| 山花 貞夫 | |
 August 1993 | |
| Chairman of the Japan Socialist Party | |
| In office 19 January 1993 – 25 September 1993 | |
| Preceded by | Makoto Tanabe |
| Succeeded by | Tomiichi Murayama |
| Minister in charge of Political Reform | |
| In office 9 August 1993 – 28 April 1994 | |
| Preceded by | Office established |
| Succeeded by | Hajime Ishii |
| Personal details | |
| Born | 26 February 1936 Tokyo, Japan |
| Died | 14 July 1999 (aged 63) Tokyo, Japan |
| Political party | Japan Socialist Party |
| Occupation | Politician |
Sadao Yamahana (山花 貞夫, Yamahana Sadao, 26 February 1936 – 14 July 1999) was Japanese politician who served as chairman of the Japan Socialist Party from January 1993 to September 1993.
Yamahana led his party into coalition with other opposition parties to form the first non-LDP cabinet since 1955, led by Prime Minister Morihiro Hosokawa. Yamahana served as Minister in charge of political reform in the same cabinet. Yamahana later left the Socialists and became a founding member of the Democratic Party.