TOKYO — The Japanese film director Chie Hayakawa was germinating the idea for a screenplay when she decided to test out her premise on elderly friends of her mother and other acquaintances. Her question: If the government sponsored a euthanasia program for people 75 and over, would you consent to it?
“Most people were very positive about it,” Ms. Hayakawa said. “They didn’t want to be a burden on other people or their children.”
To Ms. Hayakawa, the seemingly shocking response was…