This is pretty awesome. It's Takeshi Yamasaki, who played 25 years in Japan's Nippon Professional Baseball, racking up 403 homers. He's on a Japanese gameshow here and the pitching machine gets pumped up to 300 kilometers per hour, which translates to roughly 186 miles per hour.
The result is laughs for everyone. Check it out, with the fun beginning around the 3:30 mark:
I believe that's the proper reaction. Classic.
Hat-tip: Big League Stew