Used farm tractors Iseki and Kubota are in stock and available for order.
There are Kubota ZL-series tractor with automatic plowing horizon control and rotary pump function. 
And Iseki TU-series tractor, which goes with automatic plowing depth and horizon control (rotary up-down is electric basis).
Please, go to links below so as to watch more.

Iseki TU245 -> click here to see specifications and photos.

Kubota ZL1-225 -> click here to see specifications and photos.