Miyamoto Karin (宮本佳林) is a Japanese pop singer signed to Hello! Project as a member of Hello! Pro Kenshuusei, Juice=Juice, and Shin Minimoni.
Miyamoto Karin joined Hello! Project as a member of Hello! Pro Kenshuusei (then known as Hello! Pro Egg) in 2008.
She was first introduced at the 2008 Hello! Project Shinjin Kouen 11gatsu ~Yokohama JUMP!~ concert in November as a winner of the Up-Front Egg Audition.
In June, Miyamoto took park in the stage play Ojigi de SHAPE-UP!, the sequel to "Ojigi 30 do Degrees", with fellow Hello! Project members Takeuchi Akari (Hello! Pro Egg), Takahashi Ai, Kamei Eri, Michishige Sayumi, and Tanaka Reina (Morning Musume).
In 2009, Miyamoto became part of the new revial unit for Minimoni, Shin Minimoni.
In December, Miyamoto was in a stage play featuring Okai Chisato, Nakajima Saki, and Kudo Haruka, titled 1974 Ikunayo. The play ran from December 14th through the 18th.
She auditioned for Morning Musume's 11th generation, but was not chosen to enter the group.
Shortly after the auditions, it was announced that the Kenshuusei would be releasing their first single, Kanojo ni Naritai!!!.
She is a back dancer for S/mileage Live Tour 2012 Aki ~Choi Kawa Banchou~.
On January 23, Miyamoto appeared in UTB+ magazine with Hamaura Ayano.
On January 27th, Miyamoto Karin and other Hello! Pro Kenshuusei members appeared as an opening act for Morning Musume's mini live event at the Osaka's Senri SELCY Square to promote Help me!!. The Kenshuusei sang Kanojo ni Naritai and were backdancers for "LOVE Machine".
On February 3, during the Bravo! concert in Fukuoka, it was announced that Miyamoto would debut in a new unit, Juice=Juice, along with Kanazawa Tomoko, Miyazaki Yuka, Takagi Sayuki, Otsuka Aina, and Uemura Akari.
On February 12, Hello! Project Fanclub News annouced that Miyamoto will participate in a stageplay titled Moshimo Kokumin ga Shusho o Erandara along with Takahashi Ai, Ishikawa Rika, S/mileage members Wada Ayaka and Fukuda Kanon, and fellow Hello! Pro Kenshuusei member Uemura Akari. There will be 11 showings and it will run from April 24th through the 30th.
On February 13, it was announced that she will be graduating from PINK!SS, She officially graduated on March 3 after an event. Kopink released a mini album on March 20.
On February 23, Miyamoto appeared in UTB magazine, with Uemura Akari and Murota Mizuki, She also participated as a back-dancer at Mano Erina's graduation concert.