By the end of the year the EP had sold 204,326 copies, becoming the fourth best-selling album of 2012. One of a Kind charted at number one on the Gaon Album Chart and became the best selling album of September, with 171,512 copies sold. IZM complimented G-Dragon's artistic direction and felt that the album brought the 'recovery of swag and madness.' Commercial performance Korean online magazine IZM included One of a Kind in their list of best albums of 2012, highlighting the variety of genres heard in the album, which included rock, hip hop and acoustic. Jeffries complimented the production in the tracks ' One of a Kind' and ' Crayon', and compared the record to Lady Gaga's music, writing that the rapper took his ''little monster' attitude and did 'some envelope pushing' with the EP. The tour began on March 30 and concluded on September 1, 2013, at Olympic Gymnastics Arena in Seoul, South Korea.Īllmusic reviewer David Jeffries gave the album 3.5 out of 5 stars, remarking while 'few others would have the daring or money for his flashy wardrobe, deserves that swagger due to his talent as well'. Many of his YG label-mates made special guest appearances on various stops throughout the tour, including his bandmates Big Bang, as well as 2NE1, Tablo, Lee Hi, and Akdong Musician.

G-Dragon embarked on his first world tour, the One of a Kind World Tour, in support of the EP which marked the first time for a Korean soloist to hold a Japanese dome-arena tour. G-Dragon held a live-stream to countdown to and celebrate the release of the EP through Naver's Line TV, with guests Lydia Paek, Taeyang, producer Choice37, and rapper-producer Tablo of Epik High.

Almost four years after the EP was released, the featuring vocals were revealed to be Rosé from said new girl group, Blackpink. Originally, the song 'Without You' had a featuring first credited as '? from YG New Girl Group', when it was first announced that YG was starting a new girl group. ' That XX' and ' Crayon' were later released as second and third singles off the EP. The lead single from the EP, ' One of a Kind', was released on August 24.

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