The CD and digital cover sleeve has a close-up of Suzuki hovering a CGI bubble.

It received positive reviews, with praise for its composition and emotional lyrical delivery, and Suzuki's singing.

"Reincarnation" was written by Emi Hinouchi, and production, composing, and arrangement was handled by Japanese musician Taku Takahashi.

The Maxi CD format of the single contains: the original composition, the b-side track "Dub-I-Dub", the extended and instrumental version of "Reincarnation".

[10] A staff reviewer from CD Journal noted elements of electropop, and compared it to Hinouchi's work.

[9] The lyrics to "Reincarnation" describes Suzuki's celebration of her career and music; it also emphasizes slight themes of "day-to-day" life style.

[10] A staff reviewer from CD Journal was positive towards the song, commending Takahashi's production; they labelled it a highly "welcomed" track with "Biyakana club sound".

[9] An editorial review on the Japanese Amazon.com site complimented the composition of the track, labelling it "club sound" that "opens new grounds" to Suzuki's future music.

[15] The chorus opens with Suzuki floating in colourful water, with several small and large bubbles circling her body.

[15] The song's middle-bridge section has Suzuki and a black Labrador in an underground, lit up by colourful lights.

The music video was shot in both black and white, and in coloured, featuring Suzuki hosting and being the disc jockey of the event.

[17] The song was included on the track list of the compilation album House Nation Ruby.

The 29th Anniversary tour was an annual celebration of her 29th birthday, and "Reincarnation" was performed in the middle section.

The live version appeared on the bonus DVD format of Suzuki's extended play, Snow Ring (2013).