Wakana Maruoka (丸岡 和佳奈, Maruoka Wakana, born 13 May 1995) is a Japanese voice actress and singer affiliated with With Line.^[1] She is known for voicing Rinze Morino in The Idolmaster Shiny Colors, Ireena Litz de Olhyde in The Greatest Demon Lord Is Reborn as a Typical Nobody, and Sumire Kasahara in My Clueless First Friend.

Wakana Maruoka, a native of Tokyo, was born on 13 May 1995.^[2] Maruoka initially planned to work as a civil servant, but later decided to become a voice actress instead.^[3] She was educated at the Tokyo Seiyu Academy [ja].^[3]

In March 2018, she was cast as Rinze Morino, one of five members of Hōkago Climax Girls, one of the few idol units within The Idolmaster Shiny Colors spin-off franchise.^[4] Since then, she has performed as a singer on several Idolmaster music releases, including Hōkago Climax Girls' 2018 single Yumesaki After School (which charted at #8 in the Oricon Singles Chart) and the 2022 single Synthe-Side 02 (which charted at #25 in the aforementioned chart).^[5][6] She later recalled in a 2022 interview with Da Vinci Web that while portraying Rinze, she initially "acted quietly while suppressing my emotions, but as [she] grew older, [her] emotions gradually came to the fore".^[3]

In December 2021, she was cast as Ireena Litz de Olhyde in The Greatest Demon Lord Is Reborn as a Typical Nobody.^[7] In January 2022, she began voicing Urara Yume, a character in the Magia Record event "Gray Revolution".^[8] In May 2022, she was cast as Lujei Piche in GrimGrimoire OnceMore, the 2022 remaster of the 2007 game GrimGrimoire.^[9] In February 2023, she was cast as Sumire Kasahara in My Clueless First Friend.^[10]