Moeka Koizumi (小泉萌香, February 27, 1996) is a Japanese actress, voice actress and singer from Amagasaki, Hyogo Prefecture. She is affiliated with Amuse. After winning the grand prix in the singing & voice acting area of Amuse Audition Festival 2014, she made her debut in 2015.
In 2021, she formed "harmoe" with Haruki Iwata, managed by Pony Canyon. Their 1st single "Kimagure Tictack" reached the 11th place on the daily Oricon Singles Chart.
She is best known for her roles as Nana Daiba (Revue Starlight), Shioriko Mifune (Love Live! Nijigasaki High School Idol Club) and Jennifer Yuka Sasago (D4DJ). (오뜨랑에서 실시간으로 번역된 한글 프로필도 확인할 수 있어요) 2027년 ラブライブ!虹ヶ咲学園スクールアイドル同好会 完結編 第3章에서 Shioriko Mifune (voice) 역을 맡았다. 2026년 ラブライブ!虹ヶ咲学園スクールアイドル同好会 FLOWER MUSIC LIVE『Boooooom Boooooom Bee!!』에 출연했다. 2026년 時光代理人-LINK CLICK- Game of Rules」THE MUSICAL에서 Rin/Qiao Ling 역을 맡았다.