diff --git a/.claude/skills/animation/SKILL.md b/.claude/skills/animation/SKILL.md
index 4feb42a..8515775 100644
--- a/.claude/skills/animation/SKILL.md
+++ b/.claude/skills/animation/SKILL.md
@@ -36,9 +36,11 @@ Two-stage names. **New dances get a provisional id, never a content name**: at
 conversion, assign the next free `nd##` from the registry — pack `nd08`, clip `ND08`,
 JSON `nd08.json`, variants `nd08_pp`/`ND08PP` — regardless of what the PC export was
 called (a take named "firedance1" turned out to be dance1's choreography). Only when
-Jeremy **adopts** a take for a specific in-game dance is it renamed to its dance code:
-`<style><NN>` lowercase pack (`haka01`), PascalCase clip (`Haka01`) — via
-`tools/rename_clip.py` + JSON rename + registry update. Rejected takes are archived
+Jeremy **adopts** a take for a specific in-game dance is it renamed to its dance code —
+codes are named after the **dance ceremony** the take corresponds to: `<ceremony><NN>`
+lowercase-ascii pack (`powhiri01`, `hulakahiko01`, `sivaafi01`), PascalCase clip
+(`Powhiri01`) — via `tools/rename_clip.py` + JSON rename + registry update. Never
+guess the ceremony; Jeremy assigns it. Rejected takes are archived
 (`archive/` here; `archive/dances/` in ariki-game, which is `.gdignore`d), never deleted.
 Numbers are never reused. Always update the registry row when converting/adopting/archiving.
 
diff --git a/docs/dances/REGISTRY.md b/docs/dances/REGISTRY.md
index 7e69f55..f406e43 100644
--- a/docs/dances/REGISTRY.md
+++ b/docs/dances/REGISTRY.md
@@ -11,10 +11,13 @@ suffix: `nd08_pp` / `ND08PP`. The `nd` prefix means "not yet adopted — subject
 rename or archive". Never name a new dance after its content (a take called
 "firedance1" turned out to be dance1's choreography — content-guessed names lie).
 
-**Stage 2 — adopted (chosen for a specific dance).** When Jeremy picks a take for a
-specific in-game dance, it is renamed to its **dance code**: `<style><NN>` — lowercase
-pack (`haka01`, `hula02`, `fire01`), PascalCase clip (`Haka01`), variants
-`haka01_pp` / `Haka01PP`. Rename with:
+**Stage 2 — adopted (chosen for a specific dance ceremony).** Dance codes are named
+after the **ceremony the dance belongs to in the game**: `<ceremony><NN>` — the
+ceremony slug in lowercase ascii (no spaces/diacritics: `powhiri`, `kapahaka`, `wero`,
+`hulakahiko`, `hulaauana`, `sivaafi`, …), a two-digit index for multiple dances within
+the same ceremony, PascalCase clip. Examples: pack `powhiri01` / clip `Powhiri01`,
+variants `powhiri01_pp` / `Powhiri01PP`. A take is only renamed once Jeremy says which
+ceremony it corresponds to. Rename with:
 
 ```bash
 /Applications/Blender.app/Contents/MacOS/Blender --background --python tools/rename_clip.py -- \