Here are all the Panic Room locations for the Willamette Memorial Megaplex Region in Dead Rising 4, denoted by the purple squares. You'll find their detailed locations below the images.
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1. Synthetic Cosmetics - directly on the floor. They keypad is exposed.
2. Virago Hotel Lobby on the back wall in the elevator hallway.
3. Cruz Tanning Salon - Back wall in between tanning booths.
4. Max Dymond Jewelers - Back wall, left corner, behind the painting.
5. Classy Jack's Antiques - Back wall behind thin bookshelf.
6. North Pole Town Square Workshop - Back wall, right corner.
7. B. Reddy Insurance - Right wall, back corner
8. Manskape Stylists - Back wall, center.
9. Charms of Desire - Back wall, left corner.
10. White Rook Protection - Bottom floor, left wall, back corner.
11. Komodo Body Art - Back Wall, Center