A junior high school teacher was sent to prosecutors on Thursday a day after his arrest on suspicion of killing a man during a break-in at a home in Tokyo in February.Kosuke Omoto, 36, allegedly stabbed to death Masafumi Yamagishi, 63, at the latter's home in Tokyo's Edogawa Ward, apparently to steal valuables. Omoto is believed to have amassed millions of yen in debt through gambling and foreign exchange trading, investigative sources said.Omoto, who lives in nearby Koto Ward, told the police when he was arrested that he had "no connection" to the incident, but has since kept silent, accor…READ FULL ARTICLE