Prosecutors said decision was made 'after taking into account the content of the relevant evidence'
TokyoReporter
Suspect said, 'I was exhausted from raising a child'
Incident impacted approximately 19,000 commuters, according to JR East
Amputation of ring finger was to ensure he could never marry another woman
Jin Mayama says, 'The full scope of the incident has never been resolved'
One academic claimed he had to obey his superior to keep their research program alive
Suspect said, 'I did not intend to kill him'
Makoto Itokazu, chairman of the Kyokuryu-kai, died on April 19 in a fire
Prosecutors said the decision was made 'after considering various circumstances'
Police have seized the car believed to have been driven by the suspect