This stuff is very strange - it feels so bizarre eating green chocolate - and I have to say not very nice (in my opinion) I'll stick to the plain old normal chocolate!
Add on: Here is the reason for the green Kit Kat - From an article by BBC
"Students in Japan have reportedly caused sales of Kit Kat bars to soar, by adopting them as lucky charms.
The name of the chocolate bar resembles a Japanese expression - "kitto katsu" - used by students to wish each other luck before exams.
The phrase has been translated roughly as: "I hope you will win."
Kit Kat has introduced a range of flavours designed for the famously sweet-toothed Japanese market, including green tea flavour. "