Her father was an assistant to representative Junichiro Koizumi and stood as a proportional representation candidate in the 1998 House of Councillors election.

[2] Makishima ran for the Kanagawa 17th district seat in the 2009 election, but lost to DPJ candidate Yosuke Kamiyama.

She defeated Kamiyama to win the seat in the 2012 election.

[3] Makishima is the only female candidate from Japan's ruling Liberal Democratic Party (LDP) running in her prefecture for the 2024 general election.

Her candidacy highlights the challenges women face in Japan’s male-dominated political landscape, where female representation in parliament remains low despite efforts to reduce the gender gap.