Hiya Taihou

Fire Arrow Cannon {b/r}
Touch hole cannons are called Taihou. Japanese
fire arrows (bo-hiya) could be fired as well as
lead balls, small fire arrow cannons were called
Hiya Taihou.
Rain Fire upon your enemy -2 on each dice
rolled against you, but must be played before
the roll.
*May use only once per battle at a cost of 25 koku
*Winner of battle gains/retains the Hiya Taihou