Imai Yu was a member of AKB48's Team K.
- Yuru Yuru de DE-O! 2007 Crayon Friends Version
- K2 (Seishun Girls)
- Ame no Doubutsuen
- K3 (Nounai Paradise)
- Crayon Shinchan "Kaze wo Yobu Utau Ketsu Dake Bakudan!" (クレヨンしんちゃん「嵐を呼ぶ 歌う ケツだけ爆弾！」) (2007)
- Likes: TV, movies
- Didn't participate from any units on Team K 1st Stage
- On May 5th, 2016, she got married.
- Gave birth to a son on August 12, 2017
- Didn't participate in any units on Team K 1st Stage