yamacyan OP えいきちちゃん : The procedure for exchange intervention is briefly explained below.
1. **Information Gathering**:
- The Bank of Japan Exchange Division contacts market participants and overseas offices to grasp and analyze exchange rate trends.
- We have established a multifaceted monitoring system using internal and external information provision services.
2. **Exchange Intervention Decision**:
- The Minister of Finance determines changes in exchange rates and determines the need for exchange intervention.
- The Bank of Japan Exchange Division provides market information and contacts the Ministry of Finance with the City Division.
- The Ministry of Finance's municipal affairs department issues specific instructions to execute intervention to the Bank of Japan Exchange Division.

yamacyan OP ダヤンks : Well, we can't change the big trend
However, there is an opportunity to profit from it.
In addition to spot stocks, I also do 225 futures and FX as diversified investments.
Predicting how these will move when there is intervention and linking them to profit is a no-brainer.
To be clear, there are times when I don't understand the movement of spot stocks. It is possible to predict the direction of how the intervention will move.
Right now I've finished preparations with FX and I'm in an ambush

yamacyan OP : A war far away is bought, a war near is sold”
Shall I use the adage
This doesn't work anymore in today's internet-connected world. All geopolitical risks are the same as nearby wars, and if I had to say it, there is only a slight difference due to the United States or major powers getting involved or there is an impact on crude oil prices.
This time it really is a major power, crude oil, and it has quite an impact.

yamacyan OP : supplemented
For beginners
Of course, there is a possibility that it will go down if you buy it now. In such cases, the following ETFs are used as hedging.
I also already bought 10% of the price last week as a hedge. It seems that there are people who use it to make a profit, but I think using it as a hedge is the original way to use it.
The hedging ratio should be determined by the time of day or the person's personality.
Also, this drop is a common occurrence.
$Direxion Daily Semiconductor Bear 3x Shares ETF (SOXS.US)$