Ryo Nishimura is interested in "persistence" and "fluidity", and engraves the fluidity of natural objects as a line through river flow and rising smoke.
He focuses on fire and smoke that is able to dissolve in water, etc. as specific motifs. Moreover, capture the movement, organic nature, and trying to keep the shape at that specific moment.
Ryo Nishimura said that line is a continuous movement or flow which he expresses his thought of fluidity of life and persistence of time by creating art with the theme of the line.