Hiroko Kasahara's '約束' came out on December 4, 2002. With this song being about 5 minutes long, at 5:22, "約束" by Hiroko Kasahara is fairly a long song compared to the average song length. This song does not have an "Explicit" tag, making it safe for all ages. There is only one song in マクロス SONGコレクション 2002, so we believe that "約束" is a single. In terms of popularity, 約束 is currently not that popular. Although the overall vibe is very danceable, it does project more negative sounds.

約束 テンポ

The tempo marking of 約束 by Hiroko Kasahara is Andante (at a walking pace), since this song has a tempo of 108 テンポ. With that information, we can conclude that the song has a moderate tempo. The time signature for this track is 4/4.

約束 キー

This song is in the music key of E Minor. Because this track belongs in the E Minor key, the camelot key is 9A. So, the perfect camelot match for 9A would be either 9A or 8B. While, a low energy boost can consist of either 9B or 10A. For moderate energy boost, you would use 6A and a high energy boost can either be 11A or 4A. However, if you are looking for a low energy drop, finding a song with a camelot key of 8A would be a great choice. Where 12A would give you a moderate drop, and 7A or 2A would be a high energy drop. Lastly, 12B allows you to change the mood.