Right, by the time we get to that BF, there's no more Medals, and possibly nearly no equipments left to be consumed for Morale healing.
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But you can always equip a item that restores Morale during a certain time of the day.
Say, Nietzsche with Cat Ears, moving one square at a time, healing morale each time she stops.
Then, just throw her towards the enemy...it's a cruel tactic, but it works well.