This article discusses mental breakdown\u27s tendency and symptoms of “Haguruma” novel\u27s main character. The main character is a poet who lived temporarily in a hotel in Tokyo, apart from his family, to finish writing his novel. In that time, he had several symptoms that led him to some kind of mental breakdown\u27s tendency. The symptoms, for example, are anxiety, drug dependence, hallucination, delusion, paranoia, obsessive, etc. Psychological approach is used to explain and define main character\u27s mental breakdown, which called schizophrenia