On December 10, 2010, it was announced that "Sports" was named the iTunes Rewind 2010 Best Album of the Year in Japan.

This is the first Tokyo Jihen album since 2007's Variety and marks vocalist Ringo Sheena’s return to composing for the band.

[4] Tokyo Jihen wrote the album with the intention of displaying different sports through the music and lyrics.

They built instrumentation from demos in the recording studio and Sheena put words on them, with the exception of Ukigumo's tracks.

[9] It reached #30 on the Billboard Japan Hot 100[10] and #58 on the RIAJ Digital Track Chart Top 100.

[14] Tokyo Jihen embarked on an all-country promotional concert tour, "Ultra C" (ウルトラC), in March 2010.

[16] All lyrics are written by Sheena and translated into English by Robbie Clark and Mika Arata except where noted; all tracks arranged by Tokyo JihenNotes:

[21] "Ikiru" and "Kimaru" are both plain-form verbs with a single kanji (in fact, the standard reading of "極まる" is "kiwamaru").