Han calligraphy refers to ink diluted with water, which is mostly used for writing and painting. Calligraphy refers to calligraphy or painting, usually refers to the skills and works of literati.
In ancient Chinese, "Han" originally refers to the writing brush, and later refers to the literati. "Ink" is the pigment of writing, and "Momo" means the pen and ink of literati. In modern Chinese, the word "Momo" is mostly used to describe literati's calligraphy or painting skills, while "Momo" refers to diluted ink used for writing or painting.