Persona 5 Royal Fusion Calculator

I'm trying to fuse Daisoujou but it's not working? Everywhere says that you can get it from Unicorn and Regent but apparently not. What's wrong and is there another way to get

File:Screenshot of Persona Fusion Calculators Page.jpg - Wikimedia Commons

Evade Curse, Megami Tensei Wiki

Persona 5 / Persona 5 Royal - Persona Fusion Guide – SAMURAI GAMERS

Persona 5 Royal Fusion Calculator, P5R

Persona 5 Royal System Requirements in 2023

How To Fuse The Ultimate Yoshitsune In Persona 5 Royal

Persona 5 Royal Strength Confidant fusion guide

Steam Community :: Guide :: How Fusion Works