Yoshio Hayakawa (早川義夫) was the member of the Jacks, a japanese psych folk group that released two albums during the 1960s. After the break up of the Jacks, Yoshio Hayakawa released one acclaimed solo album before retiring from music. He then reemerged as a solo artist during the 1990s. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.