| "Loveletter" | ||||
|---|---|---|---|---|
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| Single by Yoasobi | ||||
| from the EP The Book 2 | ||||
| Language | Japanese | |||
| Released | August 9, 2021 | |||
| Genre | J-pop | |||
| Length | 3:32 | |||
| Label | Sony Japan | |||
| Songwriter(s) | Ayase | |||
| Producer(s) | Ayase | |||
| Yoasobi singles chronology | ||||
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| Music video | ||||
| "Loveletter" on YouTube English version on YouTube | ||||
"Loveletter" (ラブレター, Raburetā) is a song by Japanese duo Yoasobi from their second EP, The Book 2 (2021). It was released as a single on August 9, 2021, through Sony Music Entertainment Japan. The song was written by Ayase and based on Hatsune's letter Ongaku-san e, which won the Letter Song Project, a collaboration with radio show Sunday's Post. "Loveletter" peaked at number three on the Oricon Combined Singles Chart, and number four on the Billboard Japan Hot 100.