Endo Mai, who graduated from Idoling!!! on February 14th, will be releasing her 2nd solo single "MUJINA" on May 14th.
Endo made her solo debut last July with the single "Today is The Day" provided by Base Ball Bear's Koide Yusuke. Her first single after graduating from Idoling!!! is a rock tune written by Akai Kouen's Tsuno Maisa. Regarding this song, Tsuno commented, "The love trap is pleasant, yet painful. It's that kind of song. I wrote it while thinking about Mai-san."