Mr Wamura left office three years after the floodgate was completed. He died in 1997 at age 88. Since the tsunami, residents have been visiting his grave to pay respects.
"At his retirement, Mr Wamura stood before village employees to bid farewell. He told them: "Even if you encounter opposition, have conviction and finish what you start. In the end, people will understand."
Yes. Conviction is a powerful trait.