Alright, we are also going to need someone to do the exchange rate since we want everything in USD, not the stupid Yen. Unless of course for Ninos' sake we do it all in GBP, right, if we do it on the pound, then nothing need be converted for him. So, instead of 50 American Dollars, you need to have a stock with at least a value of 28.4418 quid, that 28 Pounds and 44 Pence. Of course, this will still be multiplied by Pi for the sake of minimum guaranteed value. As for the nikkei index, here's a link: http://www.nni.nikkei.co.jp/