Ikimonogakari made "Happy Smile Again" available on December 1, 2010. With this song being about 5 minutes long, at 4:30, "Happy Smile Again" by Ikimonogakari 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 いきものばかり〜メンバーズBESTセレクション〜, so we believe that "Happy Smile Again" is a single. In terms of popularity, Happy Smile Again is currently not that popular. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

Happy Smile Again テンポ

The tempo marking of Happy Smile Again by Ikimonogakari 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.

Happy Smile Again キー

This song is in the music key of E♭ Major. This also means that this song has a camelot key of 5B. So, the perfect camelot match for 5B would be either 5B or 6A. While, 6B can give you a low energy boost. For moderate energy boost, you would use 2B and a high energy boost can either be 7B or 12B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 5A or 4B will give you a low energy drop, 8B would be a moderate one, and 3B or 10B would be a high energy drop. Lastly, 2A allows you to change the mood.