The lyrics were written by Yamada Toshiaki and the music was composed and produced by Swedish electronic dance musician Rasmus Faber.

Musically, "Ai no Uta (Words of Love)" is an electronic dance song with a four on the floor beat that features synthesizers and string arrangements in its instrumentation.

An accompanying music video was directed by Nozomi Tanaka, which featured Chisuga in a large aquarium surrounded by bright lights.

To promote the single, Chisuga appeared on radio stations throughout Japan including Rajira Sunday and Hiroshi Kamiya's All Night, and was used as the closing theme song for the second season of Japanese anime television series, The Asterisk War.

[2][3] "Ai no Uta (Words of Love)" was written by Yamada Toshiaki and produced by Swedish electronic dance musician Rasmus Faber.

[4] Musically, it is an electronic dance song with a four on the floor beat, and it incorporates an "elegant" string section, as described by a staff member at CD Journal.

[9] In a similar review, a CD Journal staff member praised Chisuga's "free" and "vigorous" vocal performance, alongside its "glossy" production.

[17] Then throughout early-mid May 2016, Chisuga visited the Japanese music store Animate in cities Yokohama, Nagoya, Kyoto, Sannomiya, and Osaka, and signed autographs.