Question:
Rain was born as Jung Ji-hoon on June 25, 1982, in Seosan, South Chungcheong Province in South Korea. His mother died in December 2000 as she struggled with diabetes. In the same year, Rain was recruited as a trainee for JYP Entertainment, led by recording artist and producer Park Jin-young. In a CNN interview and also in a Discovery Channel documentary called Discovering Hip Korea, he recalled being repeatedly rejected because of his looks: "In fact, I was told after one audition that my singing and dancing was great
Rain is considered a 'world star' due to his popularity, not only in South Korea and Japan, but throughout Asia, Europe and North America with fans in countries like China, Singapore, Thailand, Canada and United States. Much of his popularity is attributed to his various acting roles (varying from television like Full House to indie films like I'm a Cyborg, But That's OK to blockbusters like Ninja Assassin). Before landing his role in Speed Racer, he had expressed the desire to expand beyond the Asian market when he stated in an interview, "The reason I am active in Japan, Hong Kong, China and around Asia is that I want to succeed here and then go even more international...I would really like to see, is a top Asian artist emerge strongly from the Asian market, and then go on to succeed in the U.S. market." Rain's appeal to all demographics has made him one of Korea's highest paid celebrities by endorsers with an asking price of $1 - 1.5 million USD per endorsement. Over the years, he endorsed brands such as Hyundai, Lotte, KB Card, Pizza Hut, Thailand dairy company Dutch Mill, Chinese pastry Fu Mu Cakes, Pantech, LG Electronics, SK Telecom and Pepsi. Rain has even done songs to tie-in with endorsement deals. "Still Believe" was used as both an ad and a music video for BMW Korea's "Meet the Truth" campaign with appearances by Rain as well as JYP. "Memory in My Hand" and "Any Dream" were used in campaigns for Pantech and Samsung, respectively, in China. With his booming popularity throughout the world, he has been deemed a "cultural ambassador" as he has represented South Korea in inter-Asian musical events and has appeared in a Thai published textbook.
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Who was next

Answer:
North America with fans in countries like China, Singapore, Thailand, Canada and United States. Much of his popularity is attributed to his various acting roles

Answer the question at the end by quoting:

KAT-TUN (katoun, Katun) is a Japanese boy band formed under Johnny & Associates (Johnny's) in 2001. The group's name was originally an acronym based on the first letter of each member's family name: Kazuya Kamenashi, Jin Akanishi, Junnosuke Taguchi, Koki Tanaka, Tatsuya Ueda, and Yuichi Nakamaru. Their debut on March 22, 2006 was marked by a tripartite release of a CD single, album and music DVD on their exclusive record label J-One Records. Since then, all of their single, album and music DVD releases have debuted at number one on the Oricon music and DVD charts.
The group announced a release of their 14th single on 2010s Christmas Eve, "Ultimate Wheels" on February 2, 2011 along with a tie-in CM of Suzuki Solio car that the group endorsed. On January 6, KAT-TUN announced its plan of KAT-TUN Live Tour 2011 during May to October. The tour includes the 5 big dome tour at Sapporo Dome, Tokyo Dome, Nagoya Dome, Yahoo Dome in Fukuoka, and Kyocera Dome in Osaka and a special live event in Kawasaki on July 17-19. KAT-TUN will become the fourth Johnny group to be able to conquer the 5 big domes in Japan after SMAP, KinKi Kids and Arashi. After October, the group will start their Asia Tour that includes Thailand, Taiwan, and Korea. "Ultimate Wheels" became their 14th straight No.1 single since their debut. The total number of copies sold in the first week was over 180,000 copies, reported by Oricon. Early March, KAT-TUN announced three new songs in three days, including "Perfect" for Kamenashi's new Aoki TV commercial, "White" for a Sofina commercial, and "Diamond" as the theme song of NTV telecasts of Yomiuri Giants baseball games. It was announced on March 29 that Johnny's Company would start a new charity project called Marching J, a fundraising project for the Tohoku earthquake victims. The first part of the project started as an event held from April 1 through April 3. From the company, SMAP, Tokio, KinKi Kids, V6, Arashi, Tackey and Tsubasa, NEWS, Kanjani8, KAT-TUN, Hey! Say! JUMP and some Johnny's Juniors participated in this first event. The first event will be held at Tokyo, in front of the first Yoyogi gymnasium. Groups took turns according to their schedule and will have a talk session in front of the fans, also calling out for donations for the earthquake victims. And due to this disaster, all the planned events to celebrate KAT-TUN's 5th debut anniversary were cancelled. On May 18, KAT-TUN's 15th single, "White", was released with "Perfect" as its coupling song. By this time, they also announced another two new songs, "Cosmic Child" for a Wing TV commercial, and "Run For You" for a New Suzuki Solio commercial. On May 29, KAT-TUN with all its five members joined another Marching J project, "Johnny's Charity Baseball Tournament" with other Johnny artists and juniors at Tokyo Dome, in which the ticket sales would be donated for Japan's earthquake and tsunami victims. It was announced in mid-June that members Kazuya Kamenashi, Koki Tanaka and Yuichi Nakamaru would star in this year's Dream Boy musicals as the leads, shows will commence from September 3 to 25. On September 8, 2011, it was confirmed that KAT-TUN would host a new TV show titled KAT-TUN no Zettai Manetaku Naru TV, their first show since Cartoon KAT-TUN ended in March 2010. The new show began airing on October 18 on NTV. During the broadcast of the first episode, it was revealed that the show will only air for a limited time until the end of December 2011 with a total of 10 episodes. On September 30, 2011, KAT-TUN announced their 17th single "Birth" as the soundtrack to Kamenashi Kazuya's drama "Youkai Ningen Bem" would have been released on November 30. "Birth" became their 17th straight No.1 single on the Oricon's weekly chart since their debut.

were their albums popular?
No.1 single on the Oricon's weekly chart since their debut.