Complex sentence: Her guardian Yukimasa Sagara recommends that she enroll at Hōjō High School in Tokyo, accompanied by his son, Miyuki Sagara, who has trained to become a "yamabushi" from a young age.
Split into simpler sentences: Her guardian Yukimasa Sagara recommends that she enroll at Hōjō High School in Tokyo, accompanied by his son, Miyuki Sagara. Miyuki has trained to become a "yamabushi" from a young age.