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Onimusha: Way of the SwordAll Oni Armament weapon locations

There are six documented Oni Armaments: The Two Celestials, Wind-Whipper, Earth Shakers, Firebird Flute, The Flashing Void, and Still Water. Two are direct early progression rewards, while the later four require opening specific chests or checking optional paths.

Updated 7 Sep 2026✓ Source checked8 min read
Oni Armaments
6
First
The Two Celestials
Most missable
Still Water
Core weapon
Musashi's sword
On this page — 7 steps
  1. 01The Two Celestials
  2. 02Wind-Whipper
  3. 03Earth Shakers
  4. 04Firebird Flute
  5. 05The Flashing Void
  6. 06Still Water
  7. 07Weapon cleanup checklist

01The Two Celestials

Find the twin daggers during The Stage is Set at Kiyomizu. While tracing the second spider thread, enter the cave and kill the spider that is maintaining it. Open the chest that was tangled in Genma threads before proceeding through the previously trapped gate.

The Two Celestials make enemies drop more Yellow Souls, which restore health. That makes the armament particularly useful when Musashi is already hurt and needs to turn offense into recovery. It is the first special weapon and is difficult to miss if you inspect the freed chest.

02Wind-Whipper

Ono Takamura gives Wind-Whipper during The Oni's Apprentice. First unlock the Deflect skill, then enter the Practice Ground and complete its Deflect drill. The reward is a large naginata used as a circular crowd-control attack.

Wind-Whipper staggers nearby enemies and interacts with fire in the environment. If the whirlwind reaches a brazier or another nearby fire source, it becomes a firestorm that deals damage over time. Save it for groups positioned around a usable hazard.

03Earth Shakers

During What Lurks in the Shadows, Dokyo traps Musashi beneath a descending blade in a fan room. Shoot the four thread spools that rotate the fans, then climb over the wreckage and open the chest beyond. The paired clubs inside are Earth Shakers.

Earth Shakers do not focus on health damage. They remove large amounts of enemy stamina and break armor, making them especially effective against armored targets and bosses. A successful use can prepare an enemy for Break Issen.

04Firebird Flute

The Firebird Flute appears during Shadows Fall. Search a chest south of the Gojo Street East Spirit Mirror, near the location where a rift was previously closed. It can be missed during the mission, but the supplied guide says you may return later.

Playing the flute summons flaming birds that Musashi fires at enemies. Its ranged burning effect fills a different role from the direct crowd control of Wind-Whipper or stamina destruction of Earth Shakers. Use the radial selection and resource deliberately rather than spending it on an isolated weak target.

05The Flashing Void

Find The Flashing Void during The Demon on the Mount. In the northern Castle Courtyard, leave the main route and enter the optional cave. The weapon waits inside, and the detour makes it easy to pass without noticing.

The Flashing Void is a large spear built for direct damage. The supplied guide reports that it can eliminate non-boss enemies in a single strike. Its straightforward burst makes it useful when the goal is removing one dangerous target rather than controlling a crowd.

06Still Water

Still Water is found later at Arashiyama. In the Swamp map, search the small path well away from the main route in the north. The location makes it the easiest of the six Oni Armaments to miss.

This late-game tool strengthens Musashi's sword and makes attacks drop Purple Souls. Those souls build the Oni Awakening gauge, so Still Water links ordinary sword pressure to more frequent Awakening use. Check the northern branch before leaving the region or before the final point of no return.

07Weapon cleanup checklist

The first two armaments are tied closely to early progression; the remaining four reward checking chests and side paths. If the collection is incomplete, revisit the relevant Spirit Mirror region and compare the missing weapon against its mission landmark. A manual save before The Clash at Rendaino protects a late cleanup route.

Oni Armaments are tactical tools, not replacements for Musashi's main sword. Match Yellow Soul generation, crowd control, armor breaking, burning range, direct burst, or Awakening support to the encounter. Their value comes from using the right effect at the right moment.

Verification note

Store prices, ratings, availability, and technical details can change. This page reflects the supplied source material checked on 7 September 2026; follow the linked storefront before buying.

Frequently asked questions

How many Oni Armaments are there?

The supplied current-game guide documents six.

Which weapon is easiest to miss?

Still Water, found on a small northern path in Arashiyama's Swamp map.

Can Firebird Flute be collected later?

Yes. The supplied guide says you can return to its chest south of Gojo Street East Spirit Mirror.

Sources

We filtered navigation, ads, unrelated recommendations, and unsupported community claims from the supplied research. The factual basis for this page comes from:

Non-official fan wikis. Made by players, for players.