"Gravity" is the 16th single of Japanese boy band Kis-My-Ft2, released on March 16, 2016 by Avex Trax.
The title song is also the theme song for the Japanese television series Mars (I Just Love You) starring Taisuke Fujigaya and Masataka Kubota. It is a fast and powerful dance song. This series is the first dramatization of the popular 1990s manga Mars by Fuyumi Soryo, which has sold more than 5 million copies.
The song was choreographed by the Shit Kingz, and the costumes and accessories worn in the music video were designed by Kento Senga, a member of the group.
The coupling song "Mu-chu-de Koishiteru" is a commercial song for "Ginza Color" in which Fujigaya appears.
The song reached No. 1 on the weekly Oricon chart dated October 26, 2015. This is the 14th consecutive single to top the chart since their debut single "Everybody Go". First week sales: 181745 copies The single sold 210,000 copies in its first week and topped the overall Billboard Japan Hot 100.
This album was released in four formats: First edition A, First edition B, Regular edition, and Kis-My-Ft2 Shop edition. The first edition A includes the music video of "Gravity", the recording movie of "Mu-Chu-De Koishiteru" and the choreography lecture of "Gravity" by the members, while the first edition B includes "Gravity" multi-angle Music Video, "Gravity" MV making movie and "Gravity" special discussion. The main visual of the jacket is different for the First Edition A, First Edition B, Regular Edition, and Kis-My-Ft2 Shop Edition.
It was released in four forms: