Eiichi Ohtaki (大瀧 詠一 Ōtaki Eiichi, born July 28, 1948 in Esashi District, what is now part of Ōshū, died December 30, 2013) was a Japanese musician, singer-songwriter and record producer. He first became known as a member of the influential rock band はっぴいえんど (Happy End) in 1970, but is better known for his solo work. His 1981 album "A Long Vacation" is particularly well-known and highly acclaimed. It was the first Japanese album to be released on CD