He was born with abnormally strong muscles. When he was 15 he was the villages strongest man. He even defeated a man eating bear bare handed. He got adopted by Kono Akio. After Haruo came to japan he got addicted to food and games. He became very angry and had smashed a lot of game consoles and controllers. Then after his loss to Akoya Seishu he met up with Sekibayashi Jun. After their meeting Haruo changed and became a Pro Wrestler.