Humphrey: House of Representatives of Humphrey (unicameral)

Nicolas: Senate, National Assembly (bicameral)

Traveller: Senate, House of Representatives (bicameral)

Trevor: House of Representatives of Trevor (unicameral)

Mathematics: National Assembly (unicameral)

Magic: House of Representatives (unicameral)

Shligigh: National Congress (unicameral)

Gavensri: House of Representatives (unicameral)

Devilord-Bloodshadow: House of Representatives (unicameral)

Platino: Chamber of Deputies of Platino (unicameral)

Rycerz: House of Representatives of Rycerz (unicameral)

Pessego: Senate, Chamber of Deputies of Pessego (bicameral)

Big-Octopus: Chamber of Deputies (unicameral)

Joey-Cooper: House of Representatives (unicameral)

Cacao: Congress of Cacao (unicameral)

Ananas: Senate, Chamber of Deputies (bicameral)

Alak: Senate,  Chamber of Deputies (bicameral)

Alma: Congress of Alma (unicameral)

Cedre: National Assembly (unicameral)

Indus: National Council (unicameral)

Stanley: House of Representatives (unicameral)

Raisin: Chamber of Representatives (unicameral)

Ferme: Chamber of Representatives (unicameral)

Vuk: Chamber of Deputies (unicameral)

Randy: Senate, House of Commoms (bicameral)

Campeche: Chamber of Deputies (unicameral)

Sekvoya: National Assembly (unicameral)

Kevin: Legislative Council (unicameral)

Asimi: Chamber of Deputies (unicameral)

Ahasocetote: Chamber of Representatives (unicameral)

First-past-the-post (FPTP, from 1890 to 1980)

Parallel voting (since 1984):

100 seats are elected through FPTP in single-member constituencies, and 85 seats are determined by open-list PR (proportional representation) with 1.5% threshold.

Parallel voting (since 1980):

125 seats are elected through FPTP in single-member constituencies, and 100 seats are determined by open-list PR with 1% threshold.

Senate: Closed-list PR for 50 seats, with 3% threshold.

National Assembly: Open-list PR for 160 seats, with 2.5% threshold.

Senate: Closed-list PR for 65 seats, with 5% threshold.

House of Representatives: Single non-transferable vote (SNTV) in 72 multi-member constituencies for 195 seats.

Open-list PR (since 1919) for 125 seats, with 1% threshold.

FPTP for 81 seats.

Parallel voting (since 1980):

135 seats are elected through FPTP, and 120 seats are determined by closed-list PR with 1% threshold.

Open-list PR (since 1932) for 113 seats, with 2% threshold.

Open-list PR (since 1928) for 161 seats, with 1.5% threshold.

Open-list PR (since 1928) for 100 seats, with 2.5% threshold.

Open-list PR (since 1924) for 95 seats, with 2% threshold.

FPTP (until 1980)

Parallel voting (since 1985):

113 seats are elected through FPTP, and 74 seats are determined by open-list PR with 1.5% threshold.

Senate: Closed-list PR for 50 seats, with 4% threshold.

Chamber of Deputies of Pessego: Single transferable vote (STV) in 55 constituencies for 165 seats.

FPTP (until 1981)

Parallel voting (since 1985):

144 seats are elected through FPTP, and 121 seats are determined by Open-list PR with 8% threshold (or 5 district winners) for individual parties and 16% (or 10 district winners) for coalitions.

FPTP (until 1992)

Open-list PR (since 1996) for 197 seats, with 0.8% threshold.

Closed-list PR (until 2000) for 120 seats, with 2% threshold.

Open-list PR (since 2004) for 125 seats, with 2% threshold.