The author highlights a historical trade involving luxury Tokyo condos purchased between 2014-2015, which yielded a 20x return by utilizing 5% down payments as non-recourse call options. While the Nikkei returned approximately 40% during that period, the investor leveraged Mitsubishi pre-construction deals to achieve higher convexity. Looking forward, the author expresses a bullish sentiment on Japan for the next decade, specifically searching for investment expressions in AI and Crypto within the region.