松平 晃's '初恋日記' had a release date set for April 21, 2010. The duration of This song is about two minutes long, specifically at 2:54. This song does not appear to have any foul language. 初恋日記's duration is considered a little bit shorter than the average duration of a typical track. There is only one song in （大人の音楽 昭和の大歌手） 松平晃／サーカスの唄, so we believe that "初恋日記" is a single. In terms of popularity, 初恋日記 is currently unknown. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.
The tempo marking of 初恋日記 by 松平 晃 is Moderato (at a moderate speed), since this song has a tempo of 117 BPM. With that information, we can conclude that the song has a moderate tempo. This song can go great with walking. The time signature for this track is 4/4.
B♭ Major is the music key of this track. 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.
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