Bow Samurai, Bow Monks, and Siege units (Mangonels, Cannons) never run out of arrows or shots. This is devastatingly effective. Position a few bow units behind a wall, and they can decimate entire approaching armies before melee contact.
Because build 6262 trainers are memory injectors, conflicts can occur during autosaves. Save manually every 10-15 turns. total war shogun 2 v1.1.0 build 6262 trainer