For one of the most unusual clips from Japanese TV I have ever seen, have a look at this:
Found via Japundit, which also gives the explanation of what it's about.
Update: For an even more disturbing octopus related video, you can always view extremely fresh octopi bits being eaten here. (I found this posted at the brainiac site Cosmic Variance, OK?; I don't go out deliberately looking for grossness, you know.)