Tokyo's 9th district is a single-member constituency of the House of Representatives, the lower house of the national Diet of Japan.

[1] It covers the western half of Nerima ward in North Tokyo.

The district was won by the Constitutional Democratic Party in the 2021 Japanese general election.

The previous incumbent, former economy minister Isshu Sugawara, resigned in 2021 after being found guilty of breaking election law.

[2] Sugawara was furthermore barred from running for office for 3 years.