日本共产党成立于1922年7月15日。新世纪日共对其理论路线进行了调整。主要体现在2000年11月召开的22大在对日本国内外形势作出判断的基础上，对具有42年历史的党章进行了根本性的修改，提出了“在资本主义框架内的民主改革”。一、日共对国内形势的判断首先，日本社会关系发生 The Japanese Communist Party was founded on July 15, 1922. The new century has adjusted its theoretical line. This is mainly reflected in the fact that the 22nd Congress held in November 2000, based on its judgment of the situation in and outside Japan, fundamentally revised the 42-year-old party constitution and proposed “democratic reform within the framework of capitalism.” I. Judgment by the Japanese Communists on the Domestic Situation First, Japanese social relations have taken place