The Great Cipher of Mokokos location (Sweetwater Forest)

Clue

Pukopuko of Mokoko Village brought a document encrypted with his own system, the key to which has been lost. Solve the riddle written on the paper. NATheRUgreatNIsecretNAof NARUMokokosNIisNAhiddenRUsomewhereNIinNASweetRUNIForestNA. RUNINAIfRUyouNIcanNARUfindNINAitRU... ManyNINAaRUMokoko NAwillRUpayNIrespectNARUtoNIyourNARUintelligenceNI.

Story

The Mokokos' secret document, protected with a complex encryption algorithm, had the names of three chickens on it. Mokokos started feasting on the named chickens in celebration of the long-awaited decipherment. I had a lot to say, but I soon gave up and decided to join them in their reveling.