"Boundary" by Ong Sung Eun was released on December 12, 2021. The duration of Boundary is about two minutes long, specifically at 2:31. This song does not appear to have any foul language. Boundary's duration is considered a little bit shorter than the average duration of a typical track. The track order of this song in Various Artists's "Happiness (Original Television Soundtrack)" album is number 14 out of 22. In terms of popularity, Boundary is currently below average in popularity. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

Boundary テンポ

We consider the tempo marking of Boundary by Ong Sung Eun to be Moderato (at a moderate speed) because the track has a tempo of 116 テンポ, a half-time of 58テンポ, and a double-time of 232 テンポ. Based on that, the speed of the song's tempo is moderate. Activities such as, walking, can go well with this song. The time signature for this track is 4/4.

Boundary キー

This song has a musical key of B♭ Major. This also means that this song has a camelot key of 6B. So, the perfect camelot match for 6B would be either 6B or 7A. While, 7B can give you a low energy boost. For moderate energy boost, you would use 3B and a high energy boost can either be 8B or 1B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 6A or 5B will give you a low energy drop, 9B would be a moderate one, and 4B or 11B would be a high energy drop. Lastly, 3A allows you to change the mood.