| Letter in the Sky | |
| Cover: | Ai_-_Letter_in_the_Sky.jpg |
| Caption: | Digital single cover |
| Type: | single |
| Artist: | Ai featuring The Jacksons |
| Album: | Independent |
| A-Side: | Happiness |
| Recorded: | 2011 |
| Studio: | Candy House Studio (Eagle Rock, Los Angeles, California) |
| Length: | 4:43 |
| Chronology: | Ai |
| Prev Title: | Stronger |
| Prev Year: | 2010 |
| Letter in the Sky | |
| Title2: | Happiness |
| Next Title: | Beautiful Life |
| Next Year: | 2012 |
"Letter in the Sky" is a song recorded by Japanese-American singer-songwriter Ai featuring American pop band The Jacksons. Originally released digitally on October 19, 2011, by EMI Music Japan, it was released physically on December 14, 2011, alongside "Happiness" as an A-side. "Letter in the Sky" served as the lead single from Ai's ninth studio album, Independent (2012).[1]
In April 2011, Ai presented a music documentary, Ai Miss Michael Jackson: King of Pop no Kiseki, that was recorded for Music On! TV. In the documentary, she traveled to the United States and interviewed members of the Jackson family in their home.
Ai left Universal and signed a global publishing deal with EMI to release her music worldwide in June 2011.[2] Signing to EMI Music Japan, she started to work on her ninth studio album.[3]
In October 2011, "Letter in the Sky" was announced as Ai's first single under EMI Music Japan. Originally released digitally on October 19, 2011, a physical copy was later released.[4]
"Letter in the Sky" served as the theme song for the Michael Jackson Tribute: Live in Tokyo concert that took place December 13 and 14th, 2011 at Yoyogi National Stadium.[5]
A music video was released on October 19, 2011. Various clips from the recording session of "Letter in the Sky" are used in the video.
| Japan Hot 100 (Billboard Japan)[6] | 36 | |
| Japan Singles Chart (Oricon) | 14 | |
| Japan Top Singles Sales (Billboard Japan)[7] | 13 |
Credits adapted from Tidal.[8]