Love Letter (Ai Otsuka album)

Love Letter is the fourth studio album by Japanese singer-songwriter Ai Otsuka, released on December 17, 2008, by Avex Trax. The album features a blend of pop, rock, and ballad styles, characteristic of Otsuka's earlier work while showcasing a more mature songwriting approach.

The album includes the singles "Rocket Sneaker/One × Time," "Kurage, Nagareboshi," and "Pocket." "Rocket Sneaker" is a catchy and upbeat pop song, while "Kurage, Nagareboshi" is a melancholic ballad. "Pocket" is an emotionally charged song that showcases Otsuka's vocal range.

Love Letter charted well in Japan, reaching the number 2 position on the Oricon weekly album charts. Critically, it received generally positive reviews, with critics praising Otsuka's continued songwriting ability and the album's overall variety and emotional depth. The album explores themes of love, loss, memories, and personal growth.

Following the release of Love Letter, Otsuka embarked on a concert tour to promote the album. The tour included performances across Japan.