Masuyama Kayano (増山加弥乃) is a Japanese Idol singer and actress. While in AKB48, it was originally decided that Kayano would move to Team B along with Watanabe Shiho, Urano Kazumi and Hirajima Natsumi however, when Orii Ayumi graduated, it was decided that Kayano would stay with Team A. Kayano graduated from AKB48 on November 30, 2007.
- Birth Name: Masuyama Kayano (増山加弥乃)
- Nickname: Kaya (かや)
- Date of Birth: February 10, 1994
- Place of Birth: Saitama, Japan
- Height: 142cm
- Bands / Groups:
- Single A-sides Participated In
- Stage Units
- Team A 1st Stage: Hoshi no Ondo (2nd Unit)
- Team A 2nd Stage: Nagisa no Cherry
- Team A 2nd Stage: Leo no Kakumei
- Team A 3rd Stage: Nage Kissu de Uchiotose!
- Team A 4th Stage: 7ji 12fun no Hatsukoi