Biography: From Wikipedia, the free encyclopedia. Manabu Oshio (  born May 6, 1978) is a Japanese former singer and actor. He is the former vocalist of the band LIV. He is currently  standing on trial for allegedly giving the drug MDMA (commonly known as "ecstasy") to a woman and failing to call the ambulance when she overdosed, leading to her death. Description above from the Wikipedia article Manabu Oshio , licensed under CC-BY-SA, full list of contributors on Wikipedia.