In Golden, Naoto starts with Sukuna-Hikona. It evolves into Yamato-Takeru upon maxing Naoto's Social Link and can further evolve into Yamato-Sumeragi during winter.
↑Page description: Page features a table with Sukuna-Hikona's skill table at the bottom Persona 4: The Official Strategy Guide. Published by DoubleJump Publishing Inc.. English. 18. ISBN-13: 978-0979884863.
↑Page description: Page features a table with Sukuna-Hikona's skill table in it. "5 (Data)", Persona 4 the Golden Complete Guide, Dengeki Playstation. Published by ASCII. 358. ISBN-13: 978-4048866637.