We must bypass Tu'wacca's [sic] [Do not change this to Tu'whacca's. This misspelled word is how it appears in-game.] Pillars to open HoonDing's Passage. After this, walking Malooc's Path will gain us the sacred ashes in Tall Papa's Ewer. These will reveal Shinji's Truth, and from there we arrive at the treasure vaults. — I've found an excerpt from an old text that may relate to the vaults. I'm jotting this down for future reference: