Companies should require employees to wear formal business attire only when the situation demands it. For instance, when visiting other companies or meeting important clients, formal clothing shows respect and professionalism. Our appearance reflects how seriously we take the interaction. If we are negotiating a deal or promoting a new product, it is important to be careful not only with our words but also with our attitude and appearance. Otherwise, we risk damaging the business relationship. However, if employees are working mainly in the office without client interaction or business trips, wearing formal jackets every day is unnecessary. In such cases, the most important thing is productivity. In Japan, employees are often expected to wear suits even when they are only working in the office. This does not make sense, because wearing tight and uncomfortable clothes can cause stress and reduce motivation. Therefore, I believe it is reasonable to wear casual clothes in the office, exce...