Tokyo is the capital of Japan
Suspect told police, 'I did it because a girl with a face I liked boarded the train'
Suspect was found to have gashes on his shoulder and arm
Suspect told police, 'I couldn't suppress my feelings of sexual desire'
Suspect hired a private detective to learn where the victim lives, police said
Suspect told police, 'I did attempt to sexually assault her, but once she said 'leave' I complied with her wishes'
Suspect told police, 'I did it because I was broke and saw a woman who left her bag open'
Victim suffered an injury to her eye that will require one month to heal, police said