Aimer (エメ, Eme, eme) is a Japanese recording artist signed to Defstar Records and attached to the talent agency Fourseam.
Aimer teamed up with the "Agehasprings" group, which has worked with, produced, or provided music for various artists, including Yuki, Mika Nakashima, Flumpool, Superfly, Yuzu, and Genki Rockets. In 2011, her musical career began in earnest. In May 2011, they released the concept album Your favorite things. It covered numerous popular works, including works in various genre such as jazz and country western music. The number 1 record cover was based on Lady Gaga's "Poker Face", and was the first song to appear in the lead album chart for the jazz category in the iTunes Store. The album reached number 2.
On September 7, 2011, she debuted for Defstar Records, with the song "Rokutousei no Yoru", which was selected by Fuji TV as the No. 6 "Ending Theme". "Rokutousei no Yoru" recorded its highest ranking at number 9 on the Rekochoku music distribution chart. The second single was released on December 14, 2011. "Re:pray/ Sabishikute Nemurenai Yoru wa" reached number 1 in the "Mora" music download charts site. The song "Re: pray" was chosen as the ending theme for the anime Bleach. The single includes a cover of Lady Gaga's "Poker Face". The song was previously featured in Aimer's Your Favorite Things, a cover album that was released during her indie era.
On February 22, 2012, she released her third single, "Yuki no Furumachi/Fuyu no Diamond", which had the theme of "winter" on all tracks. On May 11, 2012, Aimer released a digital single called "Hoshikuzu Venus". This single was intended to be the theme song and background music for Sasaki Nozomi's drama, Koi nante Zeitaku ga Watashi ni Ochite Kuru no daro ka?. This drama aired in April 16, 2012. On August 15, Aimer released her fourth single, "Anata ni Deawanakereba: Kasetsu Toka / Hoshikuzu Venus", which included a cover of Neil Sedaka's "Breaking Up Is Hard To Do". The first track of this single "Anata ni Deawanakereba: Kasetsu Toka" is an ending song of Fuji TV's anime series Natsuyuki Rendezvous.
On March 20, 2013, Aimer released the single "RE:I AM", which was used as the ending theme for the penultimate episode of Mobile Suit Gundam Unicorn. According to an interview, the song title "is an anagram of her name (Aimer), and has the meaning of breaking down a word and constructing it into another."