Who-ya Extended's ' "Bitter end" was released on its scheduled release date, September 14, 2025. The duration of This song is about two minutes long, specifically at 2:46. This song does not appear to have any foul language. Bitter end's duration is considered a little bit shorter than the average duration of a typical track. Because this song is the only song in Bitter end and no other songs are present in the album, we classify this track as a single. Going off of the ISRC code of this track, we detected that the origin of this track is from Japan. Based on our statistics, Bitter end's popularity is unknown right now. Based on the vibe, this track doesn't seem to be that danceable, however its valence properties can make this some somewhat danceable.
The tempo marking of Bitter end by Who-ya Extended is Allegro (fast, quick, and bright), since this song has a tempo of 156 BPM. With that information, we can conclude that the song has a fast tempo. This song can go great with running. The time signature for this track is 4/4.
The music key of this track is E♭ Minor. Because this track belongs in the E♭ Minor key, the camelot key is 2A. So, the perfect camelot match for 2A would be either 2A or 1B. While, a low energy boost can consist of either 2B or 3A. For moderate energy boost, you would use 11A and a high energy boost can either be 4A or 9A. However, if you are looking for a low energy drop, finding a song with a camelot key of 1A would be a great choice. Where 5A would give you a moderate drop, and 12A or 7A would be a high energy drop. Lastly, 5B allows you to change the mood.
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