It is located in southeastern Hokkaidō and consists of the city of Obihiro and the surrounding Tokachi Subprefecture.

The district has been represented by Kaori Ishikawa of the Constitutional Democratic Party since the 2017 general election, when she defeated the incumbent member Yūko Nakagawa from the Liberal Democratic Party.

After Nakagawa's suicide in 1983, his son Shōichi won the district in the subsequent by-election.

Nakagawa was defeated by DPJ candidate Tomohiro Ishikawa, ending his family's 46-year dominance in the district.

[3] His widow, Yūko managed to regain the district in the 2012 election, holding it until her defeat in 2017 to Tomohiro's wife Kaori.