"Crooked Diaries" by Koutarou Nakagawa was released on 2006. With Crooked Diaries being less than two minutes long, at 1:28, we are fairly confident that this song is not explicit and is safe for all ages. Based on the duration of this song, this song duration is much smaller than the average song duration. There is only one song in コードギアス 反逆のルルーシュ R2 O.S.T., so we believe that "Crooked Diaries" is a single. The popularity of Crooked Diaries is currently not that popular right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.
The tempo marking of Crooked Diaries by Koutarou Nakagawa is Vivace (lively and fast), since this song has a tempo of 176 テンポ. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 3/4.
This song is in the music key of G Minor. Because this track belongs in the G Minor key, the camelot key is 6A. So, the perfect camelot match for 6A would be either 6A or 5B. While, a low energy boost can consist of either 6B or 7A. For moderate energy boost, you would use 3A and a high energy boost can either be 8A or 1A. However, if you are looking for a low energy drop, finding a song with a camelot key of 5A would be a great choice. Where 9A would give you a moderate drop, and 4A or 11A would be a high energy drop. Lastly, 9B allows you to change the mood.