An eccentric man aged about 40 lives alone in a decrepit house in Tokyo. He periodically transforms into a giant, about 30 meters tall, and defends Japan by battling similarly sized monsters that turn up and destroy buildings. The giant and the monsters are computer-generated. –IMDb
Hitoshi Matsumoto (松本 人志 Matsumoto Hitoshi?, born September 8, 1963), or Matchan (松ちゃん) as he is commonly known, is a Japanese comedian best known as the boke half the popular owarai duo Downtown alongside Masatoshi Hamada. Matsumoto was born and raised in Amagasaki, just outside of Osaka city and prefecture and technically in Hyōgo Prefecture, though he usually refers to himself as an Osakan.
He directed, produced, and starred in the 2007 movie Big Man Japan, which was shown at the 2007 Cannes Film Festival in the Directors’ Fortnight section. —Wikipedia