Victim had been stabbed in about 10 locations on her body
TokyoReporter
Koki Tanaka left the Shibuya Police Station early Wednesday
JR East believes 'improving the level of security is necessary'
Arrest of Kunio Inoue follows meeting in which police were ordered to commence a roundup of gangsters
Single shot fired at residence of Hajime Satomi in Itabashi Ward in 2015
Suspects paid commission of 15% by fraud group, police say
Suspect found hanging by his neck from a doorknob with a towel in a bathroom
All 3 victims appear to have been strangled to death
Results of DNA analysis suggests he is Masaaki Osaka
Victim found collapsed atop a futon on the first floor with stab wounds to his neck and face