Japan: the internet and suicide pacts

CNN reports on internet suicide pacts in Japan:

• "Internet suicide pacts have occurred since at least the late 1990s and have been reported everywhere from Guam to the Netherlands. But in Japan, where the suicide rate is among the industrialized world's highest, officials are worried about a recent spate of such deaths."

Read the full article here.

Is it possible to stop the internet being used in this way?