Yes, Iwai Cosmo charges fees for trading foreign stocks. These include both domestic agency fees and local costs, which vary by exchange. The total fee is calculated based on the contract unit price and quantity. While this fee structure is common for overseas trading, it can be higher compared to domestic trades. Iwai Cosmo reviews often highlight that these fees can add up, especially when trading high volumes of foreign stocks, making them less competitive in terms of cost for international investors.