The reason she asks is that Ottoman war mecha tended to be multi-legged, whereas the Japanese preferred two-legged designs.
Akindji-class walkers were really only useful as shock-troop tanks, as their towering height allowed them to be seen from a great distance, which was the preferred way to see them, on account of the flamethrowers. Still, they were expensive to manufacture and only operated well on level ground, which is the reason they’re so rare.