This sound is from Takane Shijou - The iDOLM@STER Platinum Stars - Voices (PlayStation 4)

The Idolmaster 2 is a Japanese raising simulation video game in the Idolmaster series developed and published by Bandai Namco Games. The game's Xbox 360 version of the game sold 34,621 units in its first week of release in Japan.
See also: and List of The Idolmaster characters.