Skip to content
Part 31
Ninja Gaiden 4

Part 31

Complete walkthrough for Part 31 of Ninja Gaiden 4, covering the Underground Sanctuary Moats, Medallion Altar Area, The Fissure, and Dworku Moats. Find all Golden Scarabs and items.

By ···10 min read·Multi-source verified
1 reading this guide  

Complete walkthrough for Part 31 of Ninja Gaiden 4, covering the Underground Sanctuary Moats, Medallion Altar Area, The Fissure, and Dworku Moats. Find all Golden Scarabs and items.

Walkthrough
  1. 1
    Begin in the Underground Sanctuary Moats. SAVE your game at the Save Point. Open nearby chests for a MAP and a goodie.
  2. 2
    Eliminate Stinkfish and Green Fish enemies in the water. Use projectile weapons and avoid approaching Stinkfish. Use Reverse Wind rolls to evade Waterball attacks and counter with Windmill Shuriken. Use Water Run and mid-jump Explosive Arrows if they are far away.
  3. 3
    GOLDEN SCARAB #36: After clearing the area, swim under the large gateway near the Save Point to find an open gap with a Golden Scarab.
  4. 4
    Swim underwater through broken metal bars. Destroy the Copters first.
  5. 5
    Dive down and swim through the underwater tunnel, avoiding protruding spikes. Emerge and destroy Laser Copters with Windmill Shuriken while running on water.
  6. 6
    GOLDEN SCARAB #37: Above the next waterway tunnel, find a Golden Scarab.
  7. 7
    Enter the Medallion Altar Area. Destroy Wasp Fiends and Shadow Fiends.
  8. 8
    LIFE OF THE GODS #17: Open a chest near the Save Point to find a Life OTG. SAVE your game.
  9. 9
    Swim through the underwater tunnel to the Fissure area.
  10. 10
    OBJECTIVE: OBTAIN THE OXYGEN CYLINDER/FIND THE TRITON KEY
  11. 11
    In The Fissure, kill Stinkfish and Green Fish.
  12. 12
    Swim UNDER the metal bars across from the Triton Door to find an open gap.
  13. 13
    Swim through the gap, emerge near a sunken ship, and destroy Laser Copters with Windmill Shuriken.
  14. 14
    Access the Crank Handle on the ship deck and turn it to open a door under the ship.
  15. 15
    Dive into the water and swim through the hole at the back of the ship. Open the chest in the middle to obtain the OXYGEN CYLINDER, allowing indefinite underwater breathing.
  16. 16
    Swim UPWARDS from the chest to find another chest containing the TRITON KEY.
  17. 17
    GOLDEN SCARAB #38: Next to the Triton Key chest, grab a Golden Scarab.
  18. 18
    GOLDEN SCARAB #39/LIFE OF THE GODS #18: Near the underwater tunnel you emerged from, grab another Golden Scarab. Underneath the large ledge with the Triton Door, swim through an underwater zigzag path to find a chest with a Life OTG.
  19. 19
    At the end of the zigzag path, a chest contains a Talisman Of Rebirth (optional).
  20. 20
    Use the TRITON KEY on the Triton Door to exit to the Dworku Moats.
  21. 21
    OBJECTIVE: SWIM TO ZARKHAN STADIUM
  22. 22
    In the Dworku Moats, deal with Laser Copters, Stinkfish, and Green Fish if desired, using previous tactics.
  23. 23
    Swim through the large open gap underwater to emerge back in the Tomb Of Eons area.
  24. 24
    Optionally, return to Muramasa's Statue to restock.
  25. 25
    Swim through the next open gap into another cavern and swim DOWN towards the Chamber of Everlasting Sleep.
  26. 26
    GOLDEN SCARAB #40: Near the roof of the Chamber of Everlasting Sleep, grab a Golden Scarab.
  27. 27
    Swim through the Skull Door path to return to the flooded chamber with the elevator.
  28. 28
    Avoid Green Fish and swim to the elevator to go to the Monk's Room.
  29. 29
    After exiting the elevator, defeat the Ninja ambush. Approach the broken desk to find a combination for a safe containing the JEWEL OF THE DEMON SEAL.
  30. 30
    Take the elevator back down to the underwater area.
  31. 31
    Swim to the Junction Chamber and SAVE your game.
Tips
  • Use projectile weapons and stay on solid ground when fighting Stinkfish.
  • Reverse Wind rolls are effective against Waterball attacks.
  • Water Run combined with mid-jump Explosive Arrows can be useful for distant enemies.
  • Destroy Copters quickly as they can be a significant threat.
  • The Oxygen Cylinder allows for unlimited underwater exploration.
  • Collect all Life OTGs to extend your health bar.
  • The Talisman Of Rebirth is optional but can be useful.
  • MAP
  • Goodie (Unspecified)
  • Golden Scarab #36
  • Golden Scarab #37
  • Life of the Gods #17
  • Oxygen Cylinder
  • Triton Key
  • Golden Scarab #38
  • Golden Scarab #39
  • Life of the Gods #18
  • Talisman Of Rebirth (Optional)
  • Golden Scarab #40
  • Jewel Of The Demon Seal

100% Human-Written. AI Fact-Checked. Community Verified. Learn how AntMag verifies content