Asian Art Brushes from various suppliers. I find the Asian brushes sold by most art supply stores, like Dick Blick, not to be comparable. 

I do like the Hake brushes at Jerry’s Artarama. 

Asian Art Suppliers 

Blue Heron Arts 

Oriental Art Supply 

EBay - search for Asian Calligraphy Brush or Chinese Caligraphy Brush 

Liquitex Flow Aid 

Acrylic Paint (I used Golden Fluids diluted) 

House Paint 

Raw Canvas 

Water Misters 

Alcohol from Drugstore in dropper