Your Best Friend (song)


"Your Best Friend" is the single by Japanese singer-songwriter Mai Kuraki. It was released on 19 October 2011 through Northern Music, as the third single from her tenth studio album Over the Rainbow. The song served as the theme song to the Japanese animated television series Case Closed.

Information

"Your Best Friend" is the 40th ending theme for Detective Conan. "Step by Step" is the official theme song for the Mie Prefecture-based :ja:合歓の郷|Nemu no Sato Hotel and Resort.
Both songs were written and arranged by Kuraki and Giorgio "Giorgio 13" Cancemi from the R&B duo :ja:So' Fly|So' Fly. Cancemi, a Japanese-Italian, is also behind the song ":ja:どうして好きなんだろう feat. Mai.K|Doshite Sukinandaro", a song by Cancemi's solo project :ja:NERDHEAD|Nerdhead, which featured Kuraki on vocals.

Music video and radio airplay

This song was launched on Space Shower TV and bayfm Chiba two weeks before its official release.

Track listing

Charts

Weekly charts

Monthly charts

Yearly charts

Release history