Jupiter Eagle appears in the second half of the first section in the Yabbashah Block within Tartarus.
Persona 4 / Golden[]
Jupiter Eagle appears on floors 1 and 2 of Magatsu Inaba within the Midnight Channel. It will attack using Maragion and Physical strikes. When defeated, it may drop God Tailfeather. Selling four God Tailfeathers at Daidara Metalworks will unlock the Noblesse Oblige weapon for Yukiko Amagi in the shop.
In Golden, it may also drop Aurora Quartz for trade at Shiroku Pub.
Persona Q: Shadow of the Labyrinth[]
Jupiter Eagle appears in Chapters 2 and 3 of You in Wonderland. It will either attack using light Cut skills, or Bind the party's magic with Makajam. When defeated, it may drop Eagle Piece and Eagle Wings. Eagle Piece is used to create the Rubber Bullet for Zen and Rei. Eagle Wings is used to create the Ogre Hammer for Shinjiro, and the Twin Guards armor for Zen and Rei.
Persona Q2: New Cinema Labyrinth[]
Jupiter Eagle appears in Areas 2 and 3 of the second Theater, Junessic Land. It attacks with Physical skills. When defeated, it may drop Eagle Crystal and Eagle Feather. Eagle Crystal is used to create the Sequoia Mace for Ryuji, the Marble Axe for Haru, the Great Bird Fan for Yukiko, and the Manly Jinbei male armor. Eagle Feather is used to create the Type-98 Gunto for Yusuke, the Dai Naginata for the P3P heroine, the Platform Sneaks for Chie, the Hanachirusato for Yukiko, and the Survival Guard unisex armor.