Miyazaki is widely regarded as an extremely safe place even for solo female travelers. Japan as a whole has a low crime rate and the residents are generally respectful and considerate. The local people in Miyazaki are known for their friendliness and politeness. Additionally, the public transport system is reliable and secure, even during the night. While as always, it's recommended to use common sense especially while venturing out at night, Miyazaki’s safety standards are outstanding.