It is astonishing news. A man was sentenced 18 years imprisonment for a murder actually he did not commit. This kind of misjudgment sometimes occurs, unfortunately. What is marvelous is he finally found the real criminal of his own case.
Business Insider: Man Wrongfully Convicted For Murder Describes Being Released After 18 Years
He had claimed his innocence. However, a wrong witness was adopted in the trial, leading him to be incarcerated. He continued to fight for the truth and freedom. After years, he discovered that the true murderer was in prison. His appeal for reconsideration was finally accepted by a court, after several rejections.
He opened a thread for answering questions in a BBS.
Reddit: I spent 18 years in prison for a murder I didn’t commit. AMA.
His descriptions let us imagine long lasting and desperate battle. His release depended on three factors, except his will power. First, he could read and write English. Second, "Freedom of Information Act" enabled him to access lots of information. And the last is the existence of a judge with common sense and sincerity.
I believe that there are a lot of innocent persons in prison, even now in Japan. Most of them may abandon to prove these innocence. Justice is not so simple matter. His story sounds like a fantasy, which is not actually appropriate.