Grand Figurine is an item found in Spiritfarer
Directions
Head into the cave in Mount Toroyama and follow the lanterns up the ladder, then making sure you're on the platform above the ladder, jump up (you may need to double jump) while moving to the left. Then continue to move to the left. Then you will eventually head into a place with a chest, Open it up and you’ll get the Grand Figurine. (if you do not find it then it could be a glitch)