Eiko Shimamiya

Eiko Shimamiya (born April 20 in Chitose, Japan), also credited as EIKO or PEKO, is a Japanese J-pop singer and songwriter who has been active since 1998. She made her debut as an I've vocalist on the 1999 album regret with "Last regrets -X'mas floor style-". On March 16, 2005, she made her major debut with the mini-album ULYSSES, changing her stage name from 島宮えい子 to 島みやえい子. She worked extensively with I've Sound and has also released music through NBCUniversal Entertainment Japan LLC. Shimamiya became widely known for her work on Higurashi, beginning with the opening theme "Higurashi no Naku Koro ni." She later returned to the franchise with "Naraku no Hana (奈落の花)", the ending "Higurashi no Naku Koro ni (ひぐらしのなく頃に)", and "Super Scription of Data". In 2008, she also performed the theme song for the live-action film adaptation. Alongside her recording career, she runs Shimamiya Size (S-size) in Sapporo, Hokkaido. Former students include Mami Kawada, Kotoko and Kaori Utatsuki. In 2010, she publicly disclosed thyroid cancer, and in 2011 she announced her full recovery. That same year, following the release of E.P.S -Eiko PRIMARY SELECTION-, she left I've. In 2018, she formed Quadrifoglio with いとうかなこ, SHIHO and Makou and moved to Heart Company. She later released the 20th anniversary album Aquarius in 2021.