Meishshu
Meishshu is a term that appears in a variety of contexts but does not denote a single, widely recognized topic in English-language reference works. Its usage is largely limited to transliterations, fictional works, and niche online discussions, so there is no consensus on a definitive meaning.
As a romanization, meishshu could arise from combining elements associated with Chinese terms for art and technique,
In speculative fiction or worldbuilding circles, Meishshu may be used to denote an art-centric philosophy, school,
Related terms that are more established include Meishu (美术), meaning fine arts in Chinese, and general discussions
Due to the lack of an established, canonical meaning, the above interpretations should be treated as possible