Сколько же тут всего можно разглядеть!!! Замечательно!

"Has brush.
"Has ink."
(An ancient description of a painter)

"Has brush" means you understand form. Congratulation! Your paintings are interesting and inventive.

But what happened to "ink"?
Sumi-e is not painting in black and white.
Don”t you want to use subtle shades of ink that suggest depth, and even color?
There are shades of ink so subtle that you can not see them; but you can feel the effect:
the painting shines…

Jan Zaremba:Thank you for your sumi-e instruction, but it's a single stroke work made with once charged brush. Zen approach…

Очень впечатляюще!