Play World Tour () is a live video album by Taiwanese singer Jolin Tsai. It was released on January 30, 2018, by Warner and Eternal. The performances at the Taipei Arena in Taipei, Taiwan during May 22–25, 2015 were documented for the video release. The album only released physical format in Taiwan, and it topped the 2008 video album sales charts in the country. Background and development On May 22, 2015, Tsai embarked on her fourth concert tour Play World Tour at Taipei Arena in Taipei, Taiwan. On November 17, 2015, the video release of the tour rumored to be finished recording. On September 30, 2016, Tsai as a representative of Asian artists attended the International Music Summit's Asia-Pacific event, and during a backstage interview she said that no plan for a live video album release for the Play World Tour. On December 24, 2016, Tsai attended the 10th Migu Music Awards, and in a backstage interview she confirmed that she would release a live video album for the Play World Tour in response to the great demand by music fans. On April 11, 2017, Tsai's management company revealed on Sina Weibo that they have finished the rough cut for the concert video. On October 30, 2017, Sam Chen, the president of Warner Music Greater China, revealed on Facebook that the album would be released in December 2017, and he said that the album would be also released in Blu-ray format, becoming Tsai's first Blu-ray release. On December 12, 2017, Tsai confirmed that the album would be released in January 2018. Release and promotion On December 23, 2017, Tsai announced that the album would be available for pre-order on January 3, 2018. It includes 29 live tracks, four We're All Difference, Yet the Same documentary films directed by Hou Chi-jan and Gavin Lin, and one behind-the-scenes footage. Warner confirmed that the video was recorded by 26 sets of ground and aerial camera, and more than 400 hours of source material have been distilled into a two-hour concert video. On January 2, 2018, Tsai held a press conference for the album release at Lihpao Land in Taichung, Taiwan. On January 29, 2018, Tsai held the Double Play Fan Meeting to promote the album at the Taipei International Convention Center in Taipei, Taiwan. On January 29, 2018, the concert video was first broadcast on Line TV in Taiwan. On February 6, 2018,