Kosuke Takeda yelled in English, 'I hate Koreans! I hate Koreans!'
Suspect was found at a lodging facility in the capital's Edogawa Ward
Suspect got into a dispute with his mother prior to the incident, police said
Suspect said, 'I am also a performer'
Police also accused the suspect of stealing the victim's underwear
Suspect likely headed toward JR Nakano Station after fleeing the hospital on Sunday
Suspect told police, 'Since I was drunk, I do not recall'
Suspect was found living inside his car on the morning of August 17, police said
Suspect told police, 'Since I like Mr. Fukawa, I wanted to get married'