Prefectural elections were held in Tokyo for the city's Metropolitan Assembly on 3 July 2005. The election was a great success for the Democratic Party of Japan which won 16 additional seats, closing in on the Liberal Democratic Party.
|- ! style="background-color:#E9E9E9;text-align:left;" |Parties ! style="background-color:#E9E9E9;text-align:right;" |Candidates ! style="background-color:#E9E9E9;text-align:right;" |Votes ! style="background-color:#E9E9E9;text-align:right;" |% ! style="background-color:#E9E9E9;text-align:right;" |Seats |- | style="text-align:left;" |Liberal Democratic Party of Japan (èªç±æ°Â主å Â, Jiyà « Minshutà Â) | style="text-align:right;" | 57 | style="text-align:right;" | 1,339,548 | style="text-align:right;" | 30.7 | style="text-align:right;" | 48 |- | style="text-align:left;" |Democratic Party of Japan (æ°Â主å Â, Minshutà Â) | style="text-align:right;" | 51 | style="text-align:right;" | 1,070,893 | style="text-align:right;" | 24.5 | style="text-align:right;" | 35 |- | style="text-align:left;" |New Komeito party (å ¬æÂÂå Â, Kà Âmeità Â) | style="text-align:right;" | 23 | style="text-align:right;" | 786,292 | style="text-align:right;" | 18.0 | style="text-align:right;" | 23 |- | style="text-align:left;" |Japanese Communist Party (æÂ¥æÂ¬å ±ç£å Â, Nihon Kyà Âsan-tà Â) | style="text-align:right;" | 43 | style="text-align:right;" | 680,200 | style="text-align:right;" | 15.6 | style="text-align:right;" | 13 |- | style="text-align:left;" |Social Democratic Party (社æ°Âå  Shamin-tà Â) | style="text-align:right;" | 1 | style="text-align:right;" | 10,165 | style="text-align:right;" | 0.2 | style="text-align:right;" | 0 |- | style="text-align:left;" |Tokyo Seikatsusha Network (æÂ±äº¬ãÂȍÂÂæ´»è ãÂÂãÂÂãÂÂã¯ã¼ã¯) | style="text-align:right;" | 10 | style="text-align:right;" | 181,020 | style="text-align:right;" | 4.1 | style="text-align:right;" | 3 |- | style="text-align:left;" |Gyokaku 110-ban (è¡Âé©110çª) | style="text-align:right;" | 1 | style="text-align:right;" | 24,259 | style="text-align:right;" | 0.6 | style="text-align:right;" | 1 |- | style="text-align:left;" | Others | style="text-align:right;" | 4 | style="text-align:right;" | 27,784 | style="text-align:right;" | 0.6 | style="text-align:right;" | 0 |- | style="text-align:left;" | Independents | style="text-align:right;" | 30 | style="text-align:right;" | 248,999 | style="text-align:right;" | 5.7 | style="text-align:right;" | 4 |- |style="text-align:left;background-color:#E9E9E9"|Total (turnout 43.99%) |width="30" style="text-align:right;background-color:#E9E9E9"| 220 |width="75" style="text-align:right;background-color:#E9E9E9"| 4,435,435 |width="30" style="text-align:right;background-color:#E9E9E9"| 100.00 |width="30" style="text-align:right;background-color:#E9E9E9"| 127 |- | style="text-align:left;" colspan=4 |Sources:Tokyo electoral commission: æÂÂéÂÂ票çµÂæÂ , JANJAN: æÂ±äº¬é½è°ä¼Âè°å¡é¸æÂÂ, Asahi Shimbun: http://www.asahi.com/politics/2005togisen/chart/05070403.html
NB: Results are incomplete due to lack of sources.