Curiously, I've not been aware of Tonnetz, but I'm well aware of "Harmonic Table" which appears to be much the same thing.

There are even keyboards, though how well (or even if) they handle touch sensitivity I don't know.

http://c-thru-music.com/cgi/index.cgi


Jazz relative beginner, starting at a much older age than was helpful.
AVL:MXE Linux; Windows 11
BIAB2025 Audiophile, a bunch of other software.
Kawai MP6, Ui24R, Focusrite Saffire Pro40 and Scarletts
.