$McDonald's (MCD.US)$ When constantly watching stock prices, if the stock price drops due to food poisoning, mcdonald's will surely recover at some point, being a dividend-increasing stock, it may seem like a buying opportunity. However, it is important not to forget that there are victims of food poisoning... with a sense of self-examination...

$Tokyo Metro (9023.JP)$ If it drops significantly, I feel like I want to buy it for long-term holding purposes, but I still can't bring myself to buy it...