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Persona 5: The Phantom X (P5X)

Akashi Palace Guide: All Puzzles Walkthrough

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P5 Phantom X Akashi

This is a guide on how to complete the puzzles and 100% Akashi's Palace in Persona 5: The Phantom X (P5X). Check out our complete step-by-step walkthrough, puzzle guides, fan card locations, bosses, and the rewards in this guide.

P5 Phantom X - LufelAttention! This page contains unmarked and uncovered spoilers from Chapter 3 Phases 1-3 of Persona 5: The Phantom X.
Players who are invested in the story are highly encouraged to play through the story chapter themselves first.

Akashi's Palace Walkthrough

P5 Phantom X - From Katayama
Once players reach Chapter 3 Phase 3 after beating Shadow Katayama (Kiskil-lilla), the Palace will be renamed in the Metaverse from Katayama's Palace to Akashi's Palace.

This signifies that Kumi Katayama has been successfully detached from the Palace in the story.


Before Infiltration

1 Chapter 3 Phase 3 - Akashi is the newest target
Phantom Thieves now target Akashi
With Kumi Katayama successfully detached from the palace, the Phantom Thieves reconvence at the school rooftop to discuss how to deal with theier newest target, Kei Akashi. Riko suggests that she turns herself into bait by aggrevating Akashi enough to target her as the next source of power for the Palace. After the meeting, head straight home at night and rest for the next day.
2 Chapter 3 Phase 3 - Riko confronts Akashi in Faculty Room
Riko Clears Katayama's Name
The next day, Riko's plan begins by confronting Akashi and his assistant in the faculty room to clear Katayama's name. The crew meet up again after to discuss the next steps forward After the meeting, head straight home at night and rest for the next day.
3 Chapter 3 Phase 3 - Riko during student council meeting
Riko Exposes Akashi's Hiring
The following day, Riko makes another move on her plan and exposes how Akashi got into the school board as a consultant in the first place. Afterwards, talk to Riko who can be found in the school hallway about the situation. Afterwards, head straight home at night and rest for the next day.
4 Chapter 3 Phase 3 - Yamanashi denies Divine Justice rumors
Divine Justice Rumors Have Spread
You are automatically in the school the morning after, and rumors are afoot about Riko and the Academic Coordinator in the Divine Justice site. Instead of Riko, Akashi has instead targeted Mr. Yamanashi as his new power source. The crew immediately head to the Metaverse to confirm.

Initial Infiltration

1 Chapter 3 Phase 3 - Go to the Dam Entrance
Go to the Dam Entrance
Katayama's Palace has officially become Akashi's Palace as of this moment. Climb up the platforms to reach a new floor of the dam, and head to the new entrance of the Dam.
2 Chapter 3 Phase 3 - Use the Device After Saving the Worker
Investigate Akashi's Palace
Go through the Twisted Passage on the left side of the entrance to unlock the Lower Control Center map. Continue down the designated path until you reach a worker about to be tortured by two others. You stop them after they transform into a Queen Mab and two Ose. Afterwards, use the same device to transfer energy to the nearby door to continue.
3 Chapter 3 Phase 3 - Match the Computer Lights
Match Computer Lights
Eventually, you will come across a computer room where the puzzle involves switching the lights of the computer to clear the path forward. Claim the computer chip once the platform is lowered, and after a mandatory fight against two Skadi it is here where how Akashi's past is revealed partially.

Continuing down the path, you are forced into another fight against a Power and two Barong, then use a device to control a robot to ride it towards a green platform to open the door. Then, you get to use the brainwashing machine next to avoid another fight by altering the way they think based on a preset of thoughts. Two more Shadows show up that can be brainwashed, one for the path forward and another to a treasure chest.
4 Chapter 3 Phase 3 - Remove the Brainwashing
Remove the Brainwashing
Continuing down the path, you are forced into another fight against a Power and two Barong, then use a device to control a robot to ride it towards a green platform to open the door. Then, you get to use the brainwashing machine next to avoid another fight by altering the way they think based on a preset of thoughts. Two more brainwash-able Shadows show up, one for the path forward and another to a treasure chest.
5 Chapter 3 Phase 3 - Clear the Red Lights
Turn off the Red Lights
In the next room, there are Red Lights that are forcing workers to continue working. Go through the entrance on the right side after entering and go up the stairs to reach the platforms. Turn off each individual light in order t oaccess the Computer Lights puzzle. Go down afterwards and match the lights with the pattern on-screen to claim the second chip.

In the next room, the door is blocked by the aforementioned Red Light. Go to the room on the left, and ascend the lockers to get into a duct. This should move you to a platform above, where you can switch off the Red Light in order to continue to the next area.
6 Chapter 3 Phase 3 - Find the First Robot
Find the First Robot
The next area is blocked by 3 Mind Interferers that is covered by Red Light, making them untouchable for the time being. You need to find 3 Robots impervious to the Mind Interferer's influence.

The first can be found on the southwest room, right across the door of the Safe Room. First encountering the room's own Mind Interferer forces you to fight against two Garuda. Once they're defeated, navigate through the room to turn off 5 Mental Interferers to be able to operate the First Robot.
7 Chapter 3 Phase 3 - Find the Second Robot
Find the Second Robot
Once back outside the main area, head to the second location just north of where the first room was. Navigate the maze and find the correct switch to turn on two platforms, which you can then climb up the server machines to get to the next room.
7 Chapter 3 Phase 3 - Find the Third Robot
Find the Third Robot
The room to the Third Robot can be found across the hall to the next room. Go inside and talk to the operator guarding the robot, then brainwash him to remove Akashi's influence. This should fix up their thinking, and allows the robot to move to the main area outside.
8 Chapter 3 Phase 3 - Find the Last Chip
Find The Last Chip
After the robots disable the Mind Interferers, you get the third chip automatically, and you find out why Akashi turned out to be twisted as he is now. Afterwards, make your way up to the duct to move to the second floor in the Core Monitoring Room. Go to the next room, and ascend up some cabinets to go to a higher platform, the enter a duct afterwards. This brings you to a room where you are forced to fight two Rangda and two Sarasvati.

Afterwards, go down the hall until you encounter yet another Computer Lights puzzle. First, take control of the robot to switch off the Red Lights blocking the way in a platform above. Once that's done, go to the brainwashing machine and target the worker on the left side. Afterwards, match the pattern of the lights on the computers with that shown on the screen. Only then can the 4th Chip can be claimed.
9 Chapter 3 Phase 3 - Return to the Core Monitoring Room
Return to the Core Monitoring Room
Once you have all four chips, alarms will blare and you have to go back to the Core Monitoring Room. Upon arrival, you are thrust into yet another mandatory fight, this time with two Kushinada. Upon their defeat, all you have to do now is place the chips in their corresponding locations to progress.
10 Chapter 3 Phase 3 - Find the Treasure
Find the Treasure
After the chips have been placed, it shows a panoramic model of the Dam showing the locations of the Treasures. From here, you are moved back outside to the entrance of the Dam. Simply head outside to "find the treasure", and this effectively ends the story for Chapter 3 Phase 3!

Akashi's Palace Puzzles

P5 Phantom X - LufelAttention! This section is currently being updated with more information as a work-in-progress!
Sign in and select Add to Watchlist under the page's title to be notified of any updates!

Mind Control Puzzles

P5 Phantom X - Chapter 3 Phase 3 - Mind Control Puzzle Lufel Tutorial

The Mind Control Puzzles are done using the brainwashing machine against a targetable Shadow.

Lufel will often give hints on what to focus on at the beginning of the puzzle.

1 Location Solution
The first Mind Control puzzle is found after you solve the puzzle involving controlling a Robot to control and open the door forward. Connect the keywords "Akashi's Orders" and "Wrong".
2 Location Solution
The second mandatory Mind Control puzzle is found very close to the first after going through the first puzzle. Connect the keywords "Weak" and "Me", but players can also instead fight this boss as an alternative option.
3* Location Solution
Besides the second mandatory puzzle is another Mind Control puzzle where players can get done while doing mandatory puzzle #2, where players can unlock Treasure Chest containing a Gold Ticket. Connect the keywords "Share" and "Fun" to complete this puzzle.
4 Location Solution
The third mandatory Mind Control puzzle is found as part of the last area to find the third Robot in order to progress to the Core Monitoring Room blocked by Red Lights, found in the cafeteria-esque room. Connect the keywords "Work Duty" and "Mechanical Repair" to progress onward and get the Robot to move.

★Note: All numbers marked with an asterisk(*) are optional puzzles players can skip if the priority is to go through mandatory puzzles for the Main Story.

Akashi's Palace Rewards

Black Frost Reward After Phase 3

P5 Phantom X - Unconditional Love Phase 3 - Black Frost for Free

Upon completing Chapter 3 Phase 3 of Unconditional Love's Accumulated Rewards, players can receive the Rank VII Persona Black Frost completely for free!

How to Get to Akashis's Palace

Progress the Main Story

To get to Akashi's Palace, simply progress through the story after Version 3.0. Katayama's Palace becomes Akashi's Palace once completing Chapter 3 Phase 2, and beating Shadow Katayama (Kiskil-lilla).

List of All Walkthroughs

Enter Akashi's Palace from Mementos

Persona 5 Phantom X - Enter Meta Verse
To Enter Akashi's Palace, tap Meta Verse on the bottom left of the screen to open the other world menu. Click on Akashi's Palace, which is found in the Path of Chemdah of Mementos to enter it!

All Mementos Floors

Use Safe Rooms to Teleport

Use Safe Rooms to Teleport Around the Palace
You can use previously discovered Safe Rooms to teleport to the different areas of the palace.

You will need to unlock these rooms as you explore the palace.

Persona 5: The Phantom X (P5X) Related Guides

Persona 5 X Palaces Partial Banner
List of All Palaces

All Story Palaces

List of Story Palaces
1 Kiuchi's Palace
2 Miyazawa's Palace
3 Katayama's Palace
Akashi's Palace

All Event Palaces

List of Event Palaces
Palace Event
1 Castle in the Void Take Your Heart
2 Museum Arc Crossroads of Fate
3 Bank Arc Crossroads of Fate
4 Pyramid Arc Crossroads of Fate
5 Spaceport Arc Crossroads of Fate

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