Goldman Sachs is bullish on Japan right now and says banks in particular are seeing a "high level of interest" following rallies of around 30%. There have also been "fundamental earning power improvements at the banks that have gone under-appreciated by the market," she added. The Bank of Japan maintained its ultra-loose monetary policy and left rates unchanged in September. Japanese bank stock picks Goldman Sachs' picks from the Japanese banking sector include conviction list and "value in action" stock Mitsubishi UFJ Financial Group (MUFG) , as well as Mizuho . 8411.T-JP YTD mountain Year-to-date share movement in Mizuho bank The bank has buy calls on both stocks and increased their price targets in a Sept. 18 note.

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Persons: Goldman Sachs, Makoto Karuda, CNBC's, Kaurda, Karuda, Goldman, CNBC's Naman Tandon Organizations: Bank of, Tokyo Stock, The Bank of Japan, Tokyo, Mitsubishi UFJ Financial, Mizuho, New York Stock Exchange Locations: Japan, Mizuho