"Jolyne! I only came here to get you out!" —Jotaro Kujo P6
Overview
Jotaro Kujo (NPC) is an NPC based on the protagonist of Jojo's Bizarre Adventures: Stardust Crusaders, and also the ally and father of Jolyne Kujo. However, his design is mainly based off his attire from Jojo's Bizarre Adventures: Stone Ocean. If the player has Star Platinum equipped along with a Mysterious Hat in their inventory, he grants them the ability Star Platinum: The World.
Location
Jotaro Kujo is located outside near East Riverside Park, at the entrance of the Bridge standing next to concrete block.

The Same Type Of Stand Questline
Part 1: A Once Familiar Possession
- The player must first acquire Star Platinum either from Stand Arrows or by crafting it
- Acquire a Mysterious Hat as a Common item from Loot Chests or commonly as a natural spawn
*If you already have a Star Platinum you don't need to obtain a new one just equip it and speak to him with the Hat
Part 2: Tarot 17: The Star
- Deal 10,000 Damage with Star Platinum
- Upon completing the quest, return to Jotaro with Star Platinum equipped and he will evolve it into Star Platinum: The World.
- Your equipped Star Platinum will be converted into a Star Platinum: The World so its recommended to use a fresh one or one you don't care about
- Upon completing the quest, return to Jotaro with Star Platinum equipped and he will evolve it into Star Platinum: The World.