However, given its design and commercial-like feel—originally built as a retreat center with a strong Japanese influence—I’m uncertain about the best market to target for a sale.I’m hoping that someone in this group might have connections or advice on how to approach selling a property like this.

Language not easy for anything and perhaps Japanese have some distrust or uneasiness working with foreigners. 

China became communist because they stayed and fought the Japanese while the nationalists fled.

A japanese company bought the refinery December 2015, the economy will come back when it opens for productiin and employment again.

I also am a beginner forex trader on the side....

Then last night Asian markets digested that their largest export market (USA) may be slipping into Recession, so Nikkei _Japan down 13% worst loss in a day since 10/1987, Korea/Thai etc all down big, so now SP500/Nasdaq/Russel/Bitcoin/Ethe all down big as they digest the near term risks, price in higher risk of recession/unwind the Japanese Yen carry trade/rotate from over-valued AI stocks with no near term profitability/Buffet dumping Apple/BOFA etc/and digest domestic politics ( I agree with you that Dems have low chance of winning, whoever runs, due to low turnout from bad economy/inflation damage) but no "coordination" is really necessary to explain the market movements.

Renters Warehouse mate,Didn't you guys just sell to the Japanese?

Has anyone found a way to reduce/limit Japanese capital gains tax in such situations? 

I'd recommend keeping them and doing what Greg mentioned, that said I'm a real estate guy and not an avid stock/option trader. 

Most traders are now pricing a 100% chance of rates being cut in or by September.