飯窪春菜 (Iikubo Haruna) is a Japanese pop singer, actress, and model. She is a former 10th generation member and sub-leader of Morning Musume. under Hello! Project and a former member of the SATOYAMA movement unit DIY♡. She is also a former girls' magazine model under the name Dan Hau (壇 はう). She graduated from Morning Musume.'18 and Hello! Project on December 16, 2018 to work as a multitalent. At the same time as her graduation, she became the producer and voice of the virtual idol Ni-na (ニーナ).