Kaji Ryuusuke no Gi is one of a kind. You are unlikely to see anything even remotely similar in the future because such an era has now passed.
Released in 1992, this was released when the manga industry was truly wild west.
This manga takes on politics from inside rather than outside. This itself is very rare as most manga view politics from outsider’s view which is almost always seen as corrupt and, thus, bad.… Kaji Ryuusuke no Gi