小選挙区比例代表並立制
しょうせんきょくひれいだいひょうへいりつせい
electoral system comprised of single-seat constituencies and proportionally represented multiple-seat constituencies
比例選 is read as ひれいせん (hireisen) and means proportional representation section (of an election).
ひれいせん
hireisen
しょうせんきょくひれいだいひょうへいりつせい
electoral system comprised of single-seat constituencies and proportionally represented multiple-seat constituencies