Ouka (disambiguation)

Ouka may refer to:
*, a song by KAI featuring Yuzuki Yukari and Hiyama Kiyoteru.
*, a song by Kei featuring Hatsune Miku.
*, a song by kurage featuring Hatsune Miku.
*, a song by RainArile featuring VY2, WIL, and YOHIOloid.
*, a song by SunaP featuring IA.