Shorting the Nikkei is usually an ominous sign for USDJPY. I'm not sure how to trade USDJPY based on the Nikkei, which is why we trade them independently. Regardless, shorting the Nikkei is a solid hedge for the short Yen trade.
Disclaimer
The information and publications are not meant to be, and do not constitute, financial, investment, trading, or other types of advice or recommendations supplied or endorsed by TradingView. Read more in the Terms of Use.