Eiko Shimamiya

島みやえい子

Website | Twitter | Facebook | Youtube Eiko Shimamiya is a J-Pop singer and ex-member of the production group I've Sound. She also handles a school called Shimamiya Size (S-size) in Sapporo, Hokkaido, Japan. Eiko Shimamiya, also called Eiko or Peko, is a female J-pop singer-songwriter, and producer who is currently affiliated with Heart Company. She's also ex-member of the production group I've Sound. Eiko also handles a school called Shimamiya Size (S-size) in Sapporo. Some of her former students are I've Sound singers Mami Kawada, KOTOKO and Kaori Utatsuki. She announced on May 10, 2010, v…