Police received report on the night of 15th that "a son is beating his mother" in Okinawa, they soon discovered that an unemployed 49 year old man, Yasuyuki Matayoshi had stabbed himself after murdering his 79 year old mother Matayoshi Reiko by stabbing her a few times on her chest.
Reiko was declared DOA on her way to the hospital while Yasuyuki who lived together with his mother have no danger to his life.
Neighbors commented that the son is violent and would kick block (concrete) off walls and shout.
He admitted to the allegations and the police is looking into further motives.