Japanese former child actor Kirato Wakayama was one of two men arrested in Japan on Wednesday (May 1) over the burnt remains of a restaurateur and his wife found on April 16.

Ryutaro Takarajima, 55, and his 56-year-old wife Sachiko were found on a riverbed in the town of Nasu, Tochigi Prefecture, near Tokyo. They had plastic bags over their heads and their limbs were bound, and their cause of death has been ruled as strangulation.