ayaka made "たしかなこと" available on September 4, 2013. たしかなこと is about six minutes long, preciously at 5:34, making this song fairly long compared to other songs. There is only one song in 遊音倶楽部 〜1st grade〜, so we believe that "たしかなこと" is a single. たしかなこと is average in popularity right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.
The tempo marking of たしかなこと by ayaka is Andante (at a walking pace), since this song has a tempo of 80 BPM. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.
C Major is the music key of this track. This also means that this song has a camelot key of 8B. So, the perfect camelot match for 8B would be either 8B or 9A. While, 9B can give you a low energy boost. For moderate energy boost, you would use 5B and a high energy boost can either be 10B or 3B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 8A or 7B will give you a low energy drop, 11B would be a moderate one, and 6B or 1B would be a high energy drop. Lastly, 5A allows you to change the mood.
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