Bosh Kala is a character found in Breath of the Wild. He is a Sheikah Monk who serves the Goddess Hylia by guarding the Bosh Kala Shrine. After successfully completing the shrine's puzzles, he will give Link a Spirit Orb.
Like the other Sheikah Monks, Bosh Kala has three rings on each of his hands. He can be seen holding one of them in his left hand.