Tokyo 22nd District (東京都第22区, Tokyo-to dai-junini-ku, or 東京22区, Tokyo nijuni-ku) is an electoral district of the Japanese House of Representatives located in Western Tokyo.

The district was created in 1994 as part of the move to single-member constituencies.

As of 13 January 2023, the areas covered by this district are as follows:[2] As part of the 2022 reapportionments, the remaining sections of Inagi were given to the new 30th district.

From the second redistricting in 2017 until the third redistricting in 2022, the areas covered by this district were as follows:[3][4] As part of the 2017 redistricting, parts of Inagi city were transferred to the 21st district.

From the first redistricting in 2002 until the second redistricting in 2017, the areas covered by this district were as follows:[5] As part of the 2002 redistricting, Fuchū was moved to the 18th district and Mitaka was gained from that same district.