A veteran MMA fighter and martial arts instructor who had been accused of molesting a young boy was found dead in an Oregon jail on Sunday morning after an apparent suicide. Eben Kaneshiro, 35, was arrested last week and charged with three counts of first-degree sodomy and three counts of first-degree sexual abuse involving a boy under the age of 12. New Breed Jiu-Jitsu, the Portland martial arts gym that Kaneshiro owned, is now closed. Scroll down for video . Eben Kaneshiro, 35, was charged with three counts of first-degree sodomy and sexual abuse involving a boy . Authorities believe Kaneshiro hanged himself in his cell at Deschutes County Adult Jail, according to OregonLive. Paramedics were unable to revive him after he was found unconscious around 3am on Sunday. Deschutes County Sheriff Larry Blanton and District Attorney John Hummel spoke at a news conference on Monday about the apparent suicide, KTVZ reported. Kaneshiro did not seem suicidal and was checked on at least once an hour as per jail policy, Blaton said. There have been 11 suicide attempts at the jail in the last year. New Breed Jiu-Jitsu, the Portland, Oregon, martial arts gym (pictured) that Kaneshiro owned, is now closed . An investigation into Kaneshiro's death is ongoing. Kaneshiro had a black belt in Brazilian jiu-jitsu, according to Sherdog. He had a record of 19-12 in 31 MMA fights since 2002 and last fought in Boise, Idaho, in 2014. On the activities section of his Facebook page, Kaneshiro had St. Jude Children's Research Hospital listed.
Eben Kaneshiro, 35, found dead at Deschutes County Adult Jail on Sunday . Kaneshiro was the owner of New Breed Jiu-Jitsu in Portland, Oregon . Charged with three counts each of first-degree sodomy and sexual abuse . Was arrested last week and accused of molesting boy under the age of 12 . MMA fighter was a Brazilian jiu-jitsu black belt with 31 fights since 2002 .