The World's busiest pedestrian crossing © Marco Bottigelli | Moment | Getty ImagesWith Japanese stocks suddenly back en vogue with global investors, analysts at top Wall Street investment banks are predicting more upside for the country's benchmark indexes. Goldman Sachs strategists wrote in a Monday research note that foreign investors' positioning on stocks in Japan is still underweight. "Whereas we believe positioning is stretched among short-term investors such as CTAs (Commodities Trading Advisors), positioning is still light among foreign long-term investors," strategists Kazunori Tatebe and Bruce Kirk said. Stock Chart Icon Stock chart iconThey added that they see Japan stocks benefiting from "structural changes" in the economy. "If progress is made in accordance with investor expectations, Japanese stocks could see a prolonged advance over the medium term, and we continue to see risk to the upside for Japanese stocks," they added.

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