Arrow said to have been used by a marksman from afar.Final Fantasy IV description
Yoichi Arrow is the most powerful arrow, providing 40 Attack (70 on the NES). It can be bought for 500 gil (200 on the NES) at Falgabard and the Invincible (NES only). It can only be used by the Onion Knight and Ranger.
Yoichi Arrow is the second strongest arrow, providing 45 Attack. It can be found in the Feymarch.
Yoichi's Arrow is an archery weapon that provides 89 damage, 90 Delay, Ranged Accuracy +35, and Ranged Attack +25. It deals 59.33 damage per second and accumulates 42 TP per hit. It can be equipped by level 99 Ranger and Samurai. It is dispensed by Yoichinoyumi (119-3) and Yoichi's Quiver.
Nasu no Yoichi was a samurai archer of feudal Japan. According to the Heike Monogatari, a literary epic of feudal Japan, a ship in the enemy fleet placed a fan on the mast of their ship, proclaiming it would deflect all arrows fired at them. Nasu no Yoichi, horseback among the waves with his target also rocking back and forth, shot the fan off with a single arrow.