The progress was steady and promising. The field explosives were buried individually one by one, just close enough to the surface so that a bullet could easily penetrate them and ignite the volatile powder. The oil trenches extended outwards from the gunpowder barrels, as a lone bullet would not be hot enough to light them individually.
Now Gengyo was back atop the wall, observing the changes to the cage around them. The wood was of a much better quality, and the cage stood even higher than before, and would undoubtedly be enough to protect them from the projectiles that were fired at them.
Akiko was busy training with Rin, claiming that she wanted to try out a technique, and so it was much to her misfortune that she was missing out on what Gengyo thought to be a rather exciting occasion.
"So, you've done some testing with this already, Takeshi?" He asked the young smith, as he casually inspected the cannon.