Moeka Kijima (木島 萌香, Kijima Moeka, born 2 September 1999) is a Japanese competitor in synchronised swimming.

Kijima participated for the 2018 Asian Games, where she won a silver medal in the team event as well as the 2019 World Aquatics Championships.

[2][3] In June 2022 at the World Aquatics Championships in Budapest, Kijima was part of the Japanese team that won silver in both the free routine combination and technical routine as well as bronze in the free routine.

[7][8] In October 2023 at the delayed 2022 Asian Games in Hangzhou, Kijima was part of Japan's team that won silver in the team competition.

[9] In February 2024 at the World Championships in Doha, she was part of the Japanese team that won silver in the acrobatic, free routine and bronze in the technical routine.