diff --git a/activity-definitions/hourly-coach-orientation.md b/activity-definitions/daily-coach-orientation.md
similarity index 65%
rename from activity-definitions/hourly-coach-orientation.md
rename to activity-definitions/daily-coach-orientation.md
index 59048be..b33c181 100644
--- a/activity-definitions/hourly-coach-orientation.md
+++ b/activity-definitions/daily-coach-orientation.md
@@ -1,6 +1,6 @@
 ---
-id: coulomb-hourly-coach-orientation
-name: Hourly Kaizen Coach Orientation (coulomb-loop bootstrap)
+id: coulomb-daily-coach-orientation
+name: Daily Kaizen Coach Orientation (coulomb-loop stabilize)
 enabled: true
 owner: coulomb-loop
 governance: coulomb_social
@@ -19,20 +19,22 @@ context_sources:
     bind_to: context.scheduled_runs
 ---
 
-# Hourly Kaizen Coach Orientation (bootstrap)
+# Daily Kaizen Coach Orientation
+
+Stabilize phase per DEC-005. Cron `0 9 * * *` Europe/Berlin.
 
 ```rule
-id: run-hourly-coach
+id: run-daily-coach
 for_each: context.scheduled_runs
 bind_as: r
 condition: 'context.r.agent == "coach" and context.r.enabled'
 action:
-  task_template: "Hourly coach orientation: {context.r.repo}"
+  task_template: "Daily coach orientation: {context.r.repo}"
   description: |
     {context.r.prepare_command}
     Load agents/agent-coach.md, execute coach synthesis.
-    Session close: kaizen-agentic metrics record coach --success --time <s> --quality <0-1>
+    Session close: kaizen-agentic metrics record coach --success --time <s> --quality <0-1> --emit-event
   target_repo: context.r.repo
   priority: medium
-  labels: ["kaizen", "agent-run", "coach", "coulomb-loop", "bootstrap"]
+  labels: ["kaizen", "agent-run", "coach", "coulomb-loop", "stabilize"]
 ```
\ No newline at end of file
diff --git a/activity-definitions/hourly-loop-health-collector.md b/activity-definitions/daily-loop-health-collector.md
similarity index 80%
rename from activity-definitions/hourly-loop-health-collector.md
rename to activity-definitions/daily-loop-health-collector.md
index 5e80c35..0ce5daf 100644
--- a/activity-definitions/hourly-loop-health-collector.md
+++ b/activity-definitions/daily-loop-health-collector.md
@@ -1,5 +1,5 @@
 ---
-id: coulomb-hourly-loop-health-collector
+id: coulomb-daily-loop-health-collector
 name: Daily Loop Health Collector (coulomb-loop regulator)
 enabled: false
 owner: coulomb-loop
@@ -26,11 +26,10 @@ context_sources:
     bind_to: context.pilot_metrics
 ---
 
-# Hourly Loop Health Collector
+# Daily Loop Health Collector
 
-LOOP-WP-0004 T03 — aggregates first-order loop health for regulator sessions.
-Daily `0 11 * * *` runs after first-order chains (DEC-007). Computes
-`saturation_score` per `rotation-runbook.md` when pilot metrics ≥14 cycles.
+LOOP-WP-0004 — aggregates first-order loop health for regulator sessions.
+Daily `0 11 * * *` after first-order chains (DEC-007).
 
 ```instruction
 id: append-health-snapshot
@@ -44,4 +43,4 @@ description: |
 ```
 
 Keep `enabled: false` until instruction executor supports file-append actions.
-Manual collection documented in `loops/regulator/session-template.md` (T05).
\ No newline at end of file
+Manual collection documented in `loops/regulator/session-template.md`.
\ No newline at end of file
diff --git a/activity-definitions/hourly-metrics-health-sweep.md b/activity-definitions/daily-metrics-health-sweep.md
similarity index 82%
rename from activity-definitions/hourly-metrics-health-sweep.md
rename to activity-definitions/daily-metrics-health-sweep.md
index e632de4..257d7c3 100644
--- a/activity-definitions/hourly-metrics-health-sweep.md
+++ b/activity-definitions/daily-metrics-health-sweep.md
@@ -1,5 +1,5 @@
 ---
-id: coulomb-hourly-metrics-health-sweep
+id: coulomb-daily-metrics-health-sweep
 name: Daily Metrics Health Sweep (coulomb-loop backup)
 enabled: false
 owner: coulomb-loop
@@ -22,10 +22,10 @@ context_sources:
 # Daily Metrics Health Sweep (backup)
 
 Stabilize-phase backup per LOOP-WP-0002 T07. Primary path is event-driven
-`low-success-rate-review`; enable this definition only if the event bus is down.
+`low-success-rate-review`; enable only if the event bus is down.
 
 ```rule
-id: flag-low-success-hourly
+id: flag-low-success-daily
 for_each: context.projects
 bind_as: p
 condition: 'context.p.summary.success_rate < 0.8 and context.p.summary.execution_count >= 5'
@@ -38,5 +38,5 @@ action:
     Load agents/agent-optimization.md for review.
   target_repo: context.p.repo
   priority: high
-  labels: ["kaizen", "quality-escalation", "coulomb-loop", "bootstrap"]
+  labels: ["kaizen", "quality-escalation", "coulomb-loop", "backup"]
 ```
\ No newline at end of file
diff --git a/activity-definitions/hourly-metrics-optimize.md b/activity-definitions/daily-metrics-optimize.md
similarity index 69%
rename from activity-definitions/hourly-metrics-optimize.md
rename to activity-definitions/daily-metrics-optimize.md
index 35b3b15..1aed797 100644
--- a/activity-definitions/hourly-metrics-optimize.md
+++ b/activity-definitions/daily-metrics-optimize.md
@@ -1,6 +1,6 @@
 ---
-id: coulomb-hourly-metrics-optimize
-name: Hourly Kaizen Metrics Optimization (coulomb-loop bootstrap)
+id: coulomb-daily-metrics-optimize
+name: Daily Kaizen Metrics Optimization (coulomb-loop stabilize)
 enabled: true
 owner: coulomb-loop
 governance: coulomb_social
@@ -19,13 +19,12 @@ context_sources:
     bind_to: context.projects
 ---
 
-# Hourly Kaizen Metrics Optimization (bootstrap)
+# Daily Kaizen Metrics Optimization
 
-Runs hourly during coulomb-loop bootstrap phase. Limited to pilot roster
-(DEC-001 option A). Promote to daily when LOOP-WP-0004 regulator approves.
+Stabilize phase per DEC-005. Pilot roster only (DEC-001 option A). Cron `0 8 * * *`.
 
 ```rule
-id: run-hourly-optimizer
+id: run-daily-optimizer
 for_each: context.projects
 bind_as: p
 condition: 'context.p.has_metrics and context.p.in_pilot_roster'
@@ -36,7 +35,7 @@ action:
     Optional: kaizen-agentic metrics publish (when artifact-store configured)
   target_repo: context.p.repo
   priority: medium
-  labels: ["kaizen", "metrics", "optimizer", "coulomb-loop", "bootstrap"]
+  labels: ["kaizen", "metrics", "optimizer", "coulomb-loop", "stabilize"]
 ```
 
 **Supplier reference:** `kaizen-agentic/docs/integrations/activity-definitions/weekly-metrics-optimize.md`
\ No newline at end of file
diff --git a/activity-definitions/hourly-optimization-review.md b/activity-definitions/daily-optimization-review.md
similarity index 76%
rename from activity-definitions/hourly-optimization-review.md
rename to activity-definitions/daily-optimization-review.md
index 98b37dc..9ac9c7b 100644
--- a/activity-definitions/hourly-optimization-review.md
+++ b/activity-definitions/daily-optimization-review.md
@@ -1,6 +1,6 @@
 ---
-id: coulomb-hourly-optimization-review
-name: Hourly Kaizen Optimization Review (coulomb-loop bootstrap)
+id: coulomb-daily-optimization-review
+name: Daily Kaizen Optimization Review (coulomb-loop stabilize)
 enabled: true
 owner: coulomb-loop
 governance: coulomb_social
@@ -19,15 +19,17 @@ context_sources:
     bind_to: context.scheduled_runs
 ---
 
-# Hourly Kaizen Optimization Review (bootstrap)
+# Daily Kaizen Optimization Review
+
+Stabilize phase per DEC-005. Cron `0 10 * * *` Europe/Berlin.
 
 ```rule
-id: run-hourly-optimization
+id: run-daily-optimization
 for_each: context.scheduled_runs
 bind_as: r
 condition: 'context.r.agent == "optimization" and context.r.enabled'
 action:
-  task_template: "Hourly optimization review: {context.r.repo}"
+  task_template: "Daily optimization review: {context.r.repo}"
   description: |
     {context.r.prepare_command}
     kaizen-agentic metrics optimize
@@ -36,5 +38,5 @@ action:
     If saturation signals fire (ADR-004), file regulator rotation recommendation.
   target_repo: context.r.repo
   priority: medium
-  labels: ["kaizen", "agent-run", "optimization", "coulomb-loop", "bootstrap"]
+  labels: ["kaizen", "agent-run", "optimization", "coulomb-loop", "stabilize"]
 ```
\ No newline at end of file
diff --git a/activity-definitions/hourly-registry-hygiene-sweep.md b/activity-definitions/daily-registry-hygiene-sweep.md
similarity index 96%
rename from activity-definitions/hourly-registry-hygiene-sweep.md
rename to activity-definitions/daily-registry-hygiene-sweep.md
index 35df5aa..cb4fa29 100644
--- a/activity-definitions/hourly-registry-hygiene-sweep.md
+++ b/activity-definitions/daily-registry-hygiene-sweep.md
@@ -1,5 +1,5 @@
 ---
-id: coulomb-hourly-registry-hygiene-sweep
+id: coulomb-daily-registry-hygiene-sweep
 name: Daily Registry Hygiene Sweep (coulomb-loop stabilize)
 enabled: false
 owner: coulomb-loop
diff --git a/activity-definitions/low-success-rate-review.md b/activity-definitions/low-success-rate-review.md
index 7a6dfd5..16a124d 100644
--- a/activity-definitions/low-success-rate-review.md
+++ b/activity-definitions/low-success-rate-review.md
@@ -16,7 +16,7 @@ context_sources:
 # Low Agent Success Rate Review
 
 Enabled 2026-06-18 after activity-core event-payload resolver (ACTIVITY-WP-0011).
-Fallback: `hourly-metrics-health-sweep.md` at daily `0 6 * * *`.
+Fallback: `daily-metrics-health-sweep.md` at `0 6 * * *`.
 
 ```rule
 id: flag-low-success-rate
diff --git a/docs/integrations/activity-core-handoff.md b/docs/integrations/activity-core-handoff.md
index 3b25b9a..317c6f5 100644
--- a/docs/integrations/activity-core-handoff.md
+++ b/docs/integrations/activity-core-handoff.md
@@ -16,11 +16,10 @@
 - [x] Dry-run: 6 `scheduled_runs` for pilot roster (2026-06-18)
 - [x] `ACTIVITY_DEFINITION_DIRS` includes coulomb-loop; `sync_activity_definitions` (7 upserted)
 - [x] Dev stack up (docker compose, alembic, worker + API on 8010)
-- [x] E2E manual trigger: `hourly-metrics-optimize` → 6 tasks (2026-06-18)
-- [x] Enable `hourly-metrics-optimize` (hourly cron active)
-- [x] Enable `hourly-coach-orientation` → 3 coach tasks (2026-06-18)
-- [x] Enable `hourly-optimization-review` → 3 optimization tasks (2026-06-18)
-- [x] Bootstrap exit 3/3 E2E cycles; promoted to daily crons (2026-06-18, LOOP-WP-0001 T08)
+- [x] E2E manual trigger: metrics optimize → 6 tasks (2026-06-18)
+- [x] Enable daily kaizen stack (`daily-metrics-optimize`, `daily-coach-orientation`,
+      `daily-optimization-review`) — crons 08:00/09:00/10:00 (DEC-005)
+- [x] Bootstrap exit 3/3 E2E cycles; definition files renamed hourly→daily (2026-06-18)
 
 ## Smoke commands (pilot)
 
@@ -32,16 +31,17 @@ kaizen-agentic metrics optimize --target /home/worsch/kaizen-agentic
 
 ## Definition enable order
 
-1. `hourly-metrics-optimize`
-2. `hourly-coach-orientation`
-3. `hourly-optimization-review`
-4. `hourly-metrics-health-sweep`
-5. `low-success-rate-review` (after activity-core R1 event-payload resolver)
-6. `hourly-registry-hygiene-sweep` (after shell resolver)
-7. `hourly-loop-health-collector` (after instruction executor)
+1. `daily-metrics-optimize` (enabled)
+2. `daily-coach-orientation` (enabled)
+3. `daily-optimization-review` (enabled)
+4. `low-success-rate-review` (enabled — event primary)
+5. `daily-metrics-health-sweep` (backup, disabled)
+6. `daily-registry-hygiene-sweep` (after shell resolver)
+7. `daily-loop-health-collector` (after instruction executor)
 
 ## Blocked on activity-core
 
-- R1 `event-payload` — hub message `d561ebd7`, task `18afc44a`
+- `reuse_surface_report_gaps` shell resolver (registry hygiene)
+- Instruction executor for loop health collector
 - Shell `reuse_surface_report_gaps` — LOOP-WP-0003 done; daily sweep ready (disabled)
 - Daily loop-health-collector — LOOP-WP-0004 done; cron `0 11 * * *` (disabled)
\ No newline at end of file
diff --git a/loops/kaizen-stack/bootstrap-log.md b/loops/kaizen-stack/bootstrap-log.md
index f2b60c1..58fcd1b 100644
--- a/loops/kaizen-stack/bootstrap-log.md
+++ b/loops/kaizen-stack/bootstrap-log.md
@@ -23,6 +23,7 @@
 
 | 2026-06-18T09:00 | activity-core | cron hourly-metrics-optimize | pass | 6 tasks (scheduled) |
 | 2026-06-18T09:15 | activity-core | cron hourly-coach-orientation | pass | 3 tasks |
+| 2026-06-18T14:30 | coulomb-loop | rename hourly→daily definition files | pass | DEC-005; ids `coulomb-daily-*` synced |
 | 2026-06-18T09:30 | activity-core | cron hourly-optimization-review | pass | 3 tasks |
 | 2026-06-18T10:05 | activity-core | E2E trigger cycle 2 (manual) | pass | metrics 6, coach 3, optimization 3 |
 | 2026-06-18T10:06 | activity-core | E2E trigger cycle 3 (manual) | pass | metrics 6, coach 3, optimization 3 |
diff --git a/loops/quality-escalation/cadence.yml b/loops/quality-escalation/cadence.yml
index bb20017..9f48f86 100644
--- a/loops/quality-escalation/cadence.yml
+++ b/loops/quality-escalation/cadence.yml
@@ -2,7 +2,7 @@ loop: quality-escalation
 phase: stabilize
 cron: "0 6 * * *"
 event_primary: low-success-rate-review
-sweep_fallback: hourly-metrics-health-sweep
+sweep_fallback: daily-metrics-health-sweep
 stabilize_target:
   event: enabled
   sweep_cron: "0 6 * * *"
diff --git a/loops/quality-escalation/thresholds.yml b/loops/quality-escalation/thresholds.yml
index fb5ccbf..0608017 100644
--- a/loops/quality-escalation/thresholds.yml
+++ b/loops/quality-escalation/thresholds.yml
@@ -17,8 +17,8 @@ triggers:
     priority: medium
 
 bootstrap:
-  mechanism: hourly_sweep
-  definition: hourly-metrics-health-sweep
+  mechanism: daily_sweep_backup
+  definition: daily-metrics-health-sweep
 stabilize:
   mechanism: event_primary
   definition: low-success-rate-review