大森靖子 (Oomori Seiko), born September 18, 1987 in Matsuyama, Ehime, Japan, is a Japanese singer-songwriter. She is currently in Suginami, Tokyo, Japan. She is signed to her own indie label, PINK RECORDS, and released her debut EP PINK on April 15, 2012. Her debut full-length album, 魔法が使えないなら死にたい, was released March 20, 2013 and mastered by 中村宗一郎 (Soichiro Nakamura). 大森靖子 on Last.fm.