Japanese Yen Is Not My Current Favorite Currency.

The Japanese Yen does not respond to scheduled news events but reacts mostly to risk on and risk off social mood sentiment driven by latest news and speculation about conflicts with North Korea, etc. These moves come in short erratic bursts while the rest of the time the Yen pairs move based on their respective counter currencies.

https://www.dailyfx.com/forex/technical/article/fx_technical_weekly/2017/11/22/Japanese-Yen-Technical-Analysis-Watch-For-That-Second-Shoulder.html