Wakayama is generally considered very safe for solo female travelers. Japan has a low crime rate and the people tend to be respectful and polite. Wakayama, in particular, is a popular travel destination known for its spiritual and cultural heritage, beautiful landscapes, and excellent cuisine. While precaution is necessary regardless of where you're traveling, you should feel secure exploring this city. However, just like in any international travel, always be aware of your surroundings.