Hawaii State Senate District 4

Next vote Tue, Nov 3, 2026 · Represented by Tim Richards Democratic · Member list as of Oct 28

Not shown. Hawaii's terms bar automated access and commercial reuse of derived data. See Hawaii's official list

Last election: Herbert Richards (Democratic) won by 42.4 points, 2022

More about this seat

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Official results for Hawaii

History (16 elections for this seat)

Votes for listed candidates: 15,480
Election day: November 8, 2022
District map: Older district map (2022)

Hawaii Senate District 4, 1968 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
DemocraticHerbert RichardsWon	Democratic	11,01871.2%	71.2%
RepublicanNicholas M. Tancheff	Republican	4,46228.8%	28.8%

Hawaii Senate District 4, 1968 to 2022, 2018, every candidate
Candidate	Party	Votes and share	Share
DemocraticLorraine Rodero InouyeWon(incumbent)	Democratic	——	—

Votes for listed candidates: 11,418
Election day: November 4, 2014
District map: Older district map (2012 to 2021)

Hawaii Senate District 4, 1968 to 2022, 2014, every candidate
Candidate	Party	Votes and share	Share
DemocraticLorraine Rodero InouyeWon	Democratic	8,88277.8%	77.8%
LibertarianAlain Schiller	Libertarian	2,53622.2%	22.2%

Hawaii Senate District 4, 1968 to 2022, 2012, every candidate
Candidate	Party	Votes and share	Share
DemocraticMalama SolomonWon	Democratic	9,82866.6%	66.6%
GreenKelly Greenwell	Green	4,93433.4%	33.4%

Votes for listed candidates: 14,044
Election day: November 2, 2010
District map: Older district map (2002 to 2011)

Hawaii Senate District 4, 1968 to 2022, 2010, every candidate
Candidate	Party	Votes and share	Share
DemocraticShan S. TsutsuiWon(incumbent)	Democratic	10,93177.8%	77.8%
RepublicanEric Seibert	Republican	3,11322.2%	22.2%

Hawaii Senate District 4, 1968 to 2022, 2006, every candidate
Candidate	Party	Votes and share	Share
DemocraticShan S. TsutsuiWon(incumbent)	Democratic	——	—

Hawaii Senate District 4, 1968 to 2022, 2002, every candidate
Candidate	Party	Votes and share	Share
DemocraticShan S. TsutsuiWon	Democratic	——	—

Hawaii Senate District 4, 1968 to 2022, 1998, every candidate
Candidate	Party	Votes and share	Share
DemocraticJan BuenWon	Democratic	9,73267.9%	67.9%
RepublicanJohn M. Corboy	Republican	4,60332.1%	32.1%

Hawaii Senate District 4, 1968 to 2022, 1994, every candidate
Candidate	Party	Votes and share	Share
DemocraticRosalyn BakerWon	Democratic	9,41882.1%	82.1%
RepublicanZane A. Dittman	Republican	2,05617.9%	17.9%

Votes for listed candidates: 14,462
Election day: November 8, 1988
District map: Older district map (1984 to 1991)

Hawaii Senate District 4, 1968 to 2022, 1988, every candidate
Candidate	Party	Votes and share	Share
DemocraticMamoru YamasakiWon(incumbent)	Democratic	9,42365.2%	65.2%
RepublicanLeinaala Drummond	Republican	5,03934.8%	34.8%

Hawaii Senate District 4, 1968 to 2022, 1984, every candidate
Candidate	Party	Votes and share	Share
DemocraticMamoru YamasakiWon(incumbent)	Democratic	9,490100.0%	100.0%

Votes for listed candidates: 82,564
Election day: November 4, 1980
Seats: 2
District map: Older district map (1974 to 1981)

Hawaii Senate District 4, 1968 to 2022, 1980, every candidate
Candidate	Party	Votes and share	Share
DemocraticPatsy Kikue YoungWon(incumbent)	Democratic	43,34052.5%	52.5%
DemocraticNorman MizuguchiWon(incumbent)	Democratic	39,22447.5%	47.5%

Votes for listed candidates: 174,067
Election day: November 7, 1978
Seats: 4
District map: Older district map (1974 to 1981)

Hawaii Senate District 4, 1968 to 2022, 1978, every candidate
Candidate	Party	Votes and share	Share
DemocraticBen CayetanoWon	Democratic	40,03123.0%	23.0%
DemocraticJoe KurodaWon(incumbent)	Democratic	38,43222.1%	22.1%
DemocraticPatsy Kikue YoungWon(incumbent)	Democratic	37,27321.4%	21.4%
DemocraticNorman MizuguchiWon	Democratic	33,56319.3%	19.3%
RepublicanPol R. Ragasa	Republican	12,5797.2%	7.2%
RepublicanFred E. Berge	Republican	7,0914.1%	4.1%
RepublicanRobert Conger	Republican	5,0982.9%	2.9%

Votes for listed candidates: 143,512
Election day: November 4, 1974
Seats: 4
District map: Older district map (1974 to 1981)

Hawaii Senate District 4, 1968 to 2022, 1974, every candidate
Candidate	Party	Votes and share	Share
DemocraticJoe KurodaWon	Democratic	34,78124.2%	24.2%
DemocraticPatsy Kikue YoungWon	Democratic	32,60522.7%	22.7%
DemocraticDonald D. ChingWon(incumbent)	Democratic	28,22219.7%	19.7%
DemocraticFrancis A. WongWon(incumbent)	Democratic	26,93318.8%	18.8%
RepublicanWilliam F. Rennie	Republican	11,0507.7%	7.7%
RepublicanL. Steve Rohrmayr	Republican	9,9216.9%	6.9%

Votes for listed candidates: 121,664
Election day: November 3, 1970
Seats: 4
District map: Older district map (1970 to 1973)

Hawaii Senate District 4, 1968 to 2022, 1970, every candidate
Candidate	Party	Votes and share	Share
DemocraticDonald D. ChingWon(incumbent)	Democratic	31,57625.9%	25.9%
DemocraticFrancis A. WongWon	Democratic	31,42725.8%	25.8%
DemocraticNadao YoshinagaWon(incumbent)	Democratic	30,05224.7%	24.7%
DemocraticLarry N. KuriyamaWon(incumbent)	Democratic	28,60923.5%	23.5%

Votes for listed candidates: 69,454
Election day: November 5, 1968
Seats: 2
District map: Older district map (1966 to 1969)

Hawaii Senate District 4, 1968 to 2022, 1968, every candidate
Candidate	Party	Votes and share	Share
DemocraticDonald D. ChingWon(incumbent)	Democratic	27,75140.0%	40.0%
DemocraticLarry N. KuriyamaWon(incumbent)	Democratic	26,76738.5%	38.5%
RepublicanWinona L. Johnson	Republican	8,85612.8%	12.8%
RepublicanAnthony R. Ioli Sr.	Republican	6,0808.8%	8.8%

1968 to 2022: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), retrieved Oct 28, 2026. Compiled by Carl Klarner (Harvard Dataverse) from official returns; not an official source

Last contest in this district on file: 2022.

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Election Wrld. (2026). Hawaii State Senate District 4, election results 1968 to 2022. https://www.electionwrld.com/hi/senate/4. Retrieved October 31, 2026.

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Sources

Sources: Census TIGERweb Legislative MapServer (120th CDs layer 0, 119th CDs layer 4, 2026 SLD upper layer 1 and lower layer 2) (US Census Bureau, public domain), retrieved Oct 28, 2026; Open Civic Data division identifiers (census_autogenerated us_sldl/us_sldu and openstates state files); also (sld-recent.json): Open Civic Data division identifiers (country-us) (CC0 (repository); also (sld-recent.json): CC0 1.0), retrieved Oct 28, 2026; Open States people (current) CSVs (CC0-1.0 (Open States people data)), retrieved Oct 28, 2026, compiled by Open States volunteers and staff (rosters from state legislature sites) from official returns, not an official source; State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse) (CC0 1.0), retrieved Oct 28, 2026, compiled by Carl Klarner (Harvard Dataverse) from official returns, not an official source.

District id: ocd-division/country:us/state:hi/sldu:4

DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse)Data as of Oct 28, 2026