Tsukino Mayu (月野まゆ), now going by the name Kato Mayu (加藤真侑), is a former 1.5 generation member of AKIHABARA Backstage pass. She graduated on May 30, 2012. Shortly after leaving AKIHABARA Backstage pass, Tsukino became a member of Idol College as a trainee, but she graduated from Idol college on March 26, 2013.
In November 2013, she opened her own Twitter and Ameblo blog. She is now doing photoshoots.
- Name: Tsukino Mayu (月野まゆ)
- Stage name: Kato Mayu (加藤真侑)
- Birthdate: September 24, 1993
- Birthplace: Tokyo, Japan
- Height: 163.8cm
- Special Skills: Classical ballet, badminton, cheerdancing, a little piano, a little drum, a little skateboard
- Favorite colors: pink, light blue, yellow, white
- According to a blog post, she was in poor physical condition and was taken to the hospital in March 2013, this led to her graduation from Idol College.
- She still keeps in contact with Idol College members.
- She doesn't know her bloodtype.
- Although she was born and raised in Tokyo, she lived in Shizuoka for two years.
- She loves Hello! Project idols.