Rainism

Rainism is the fifth Korean-language studio album by South Korean recording artist Rain, released on October 15, 2008. The album was released through J. Tune Entertainment, a subsidiary of JYP Entertainment, and marked the singer's first record released under the J. Tune label. The album produced the singles "Love Story" and the title track "Rainism", the latter of which became one of Rain's signature songs. The album was released in four formats throughout Asia, with Rain also recording its two singles in Chinese and English.

Rainism sold over 131,000 copies in 2008 according to the South Korean Hanteo record chart, and was ranked as the fifth best-selling album of the year. A Japanese edition of the album was released through Pony Canyon on January 7, 2009, which peaked at number 25 on the Oricon Albums Chart with sales of 9,000 copies. A repackage of the album, titled Rainism Recollection, was made available on March 5, 2009. To support the album, Rain embarked on the Legend of Rainism Tour which spanned 14 shows across Asia and North America.