I am sure all investors, analysts, and commentators have been tracking a wide range of indicators  to gauge whether the shoots of green would continue to spark or whether it was merely a blip on the way down. Clearly, this has been and is a little more than a blip I think and for my own part, decisive evidence came today that things might have changed. I am of course talking about the Bloomberg report (also here) that Japanese housewives are once again making their presence felt in currency markets playing the carry wheel.

Individual investors in Japan increased bets to the most in six months that the yen will weaken as the economy stabilizes, jumping back into a trade that was all but wiped out last year.

Businessmen, housewives and pensioners held 153,326 margin contracts at the end of last month that will make money if the yen declines against currencies ranging from the euro to the Australian and New Zealand dollars, according to the Tokyo Financial Exchange. All told, they may have as much as $125 billion in yen so-called short positions, RBC Capital Markets strategists said. “Investors believe the worst of the global recession is over and higher-yielding currencies are bottoming out,” said Yoshisada Ishide, who oversees $1.8 billion as a Tokyo-based fund manager at Daiwa SB Investments Ltd., a unit of Japan’s second-biggest investment bank.

Now, I have had my eyes on the Japanese housewives on more than one occasion (especially here) because I think that the tendency of Japanese retail investors to scour the global economy for yield runs a bit deeper than a simple carry trade play. Well, it is of course a carry trade but the underlying impetus for Japanese retail investors to act as they do also has something to do with a decline in home bias due to a low domestic interest rate environment as a result of demographics and subsequent sluggish domestic demand. The point is simply that one of the only ways Japan can achieve sustained is to mobilize its large stock of savings and, more importantly, to mobilize it abroad (e.g.