 And from then on chapters of the story were released periodically over the next three years with volumes of the manga series being released in a 3- to 6-month period.The series was finished in late 1986, finishing the storyline in nine small volumes of approximately 180 pages.The remaining volumes (5, 6, 7 8, and 9) were released in February 1985, July 1985, December 1985, June 1986, and September 1986.