diff --git a/assets/characters/README.md b/assets/characters/README.md
index 7cbde12..19af632 100644
--- a/assets/characters/README.md
+++ b/assets/characters/README.md
@@ -32,6 +32,14 @@ Base standing images should feel like high-impact adult romance game character a
 - `song_arin_glossy_v1.png`: accepted glossy anime base asset.
 - `style_references/glossy_anime_fallback_reference.png`: user-approved reference for the current target look.
 
+## Date CG Files
+
+- `date_cg/park_minseo_fitness_affection_40_v1.png`: accepted Park Minseo gym date CG, friendly treadmill stage.
+- `date_cg/park_minseo_fitness_affection_60_v1.png`: accepted Park Minseo gym date CG, affectionate seated cable-row stage.
+- `date_cg/park_minseo_fitness_affection_80_v1.png`: accepted Park Minseo gym date CG, intense lying leg-curl stage.
+- `date_cg/park_minseo_fitness_affection_100_v1.png`: accepted Park Minseo gym date CG, high-tension cable-station stage.
+- Park Minseo affection `>100` remains `needs_revision`; reject candidates with ambiguous leg anatomy or insufficient final-tier intensity.
+
 ## Legacy Comparison Files
 
 - `han_seoyun_v1.png`: earlier semi-realistic style/composition candidate; same-face risk remains.
@@ -52,6 +60,7 @@ Base standing images should feel like high-impact adult romance game character a
 
 - Use `<character_id>_glossy_v<number>.png` for current glossy anime base candidates.
 - Use `<character_id>_v<number>.png` for legacy semi-realistic candidates.
+- Use `date_cg/<character_id>_<location>_affection_<max_affection>_v<number>.png` for accepted date CG progression assets.
 - Use `style_tests/<character_id>_<style>_test.png` for experiments.
 - Keep generated originals in their default generator folder; copy selected candidates into this project.
 
diff --git a/assets/characters/date_cg/park_minseo_fitness_affection_100_v1.png b/assets/characters/date_cg/park_minseo_fitness_affection_100_v1.png
new file mode 100644
index 0000000..d7c2fd8
Binary files /dev/null and b/assets/characters/date_cg/park_minseo_fitness_affection_100_v1.png differ
diff --git a/assets/characters/date_cg/park_minseo_fitness_affection_40_v1.png b/assets/characters/date_cg/park_minseo_fitness_affection_40_v1.png
new file mode 100644
index 0000000..37fb5fe
Binary files /dev/null and b/assets/characters/date_cg/park_minseo_fitness_affection_40_v1.png differ
diff --git a/assets/characters/date_cg/park_minseo_fitness_affection_60_v1.png b/assets/characters/date_cg/park_minseo_fitness_affection_60_v1.png
new file mode 100644
index 0000000..3e21243
Binary files /dev/null and b/assets/characters/date_cg/park_minseo_fitness_affection_60_v1.png differ
diff --git a/assets/characters/date_cg/park_minseo_fitness_affection_80_v1.png b/assets/characters/date_cg/park_minseo_fitness_affection_80_v1.png
new file mode 100644
index 0000000..0c7f122
Binary files /dev/null and b/assets/characters/date_cg/park_minseo_fitness_affection_80_v1.png differ
diff --git a/data/character_assets.json b/data/character_assets.json
index 95e33fb..7bc2e66 100644
--- a/data/character_assets.json
+++ b/data/character_assets.json
@@ -149,5 +149,59 @@
       "path": "assets/characters/song_arin_glossy_v1.png",
       "notes": "Glossy anime replacement accepted. Second-chance route uses short wavy bob, careful smile, knit dress, and quiet interior-shop warmth."
     }
+  ],
+  "date_cgs": [
+    {
+      "character_id": "park_minseo",
+      "location_id": "fitness_center",
+      "set_id": "park_minseo_fitness_affection",
+      "style": "glossy_anime_romance",
+      "status": "partial",
+      "notes": "Gym date CG progression for Park Minseo. The >100 tier needs a stronger replacement; the first generated candidate was rejected for ambiguous leg anatomy and insufficient final-tier intensity.",
+      "tiers": [
+        {
+          "affection_min": 0,
+          "affection_max": 20,
+          "status": "accepted",
+          "path": "assets/characters/park_minseo_glossy_v1.png",
+          "notes": "Base image reused for early affection."
+        },
+        {
+          "affection_min": 21,
+          "affection_max": 40,
+          "status": "accepted",
+          "path": "assets/characters/date_cg/park_minseo_fitness_affection_40_v1.png",
+          "notes": "Treadmill run, friendly smile, workout sweat, no romantic arousal."
+        },
+        {
+          "affection_min": 41,
+          "affection_max": 60,
+          "status": "accepted",
+          "path": "assets/characters/date_cg/park_minseo_fitness_affection_60_v1.png",
+          "notes": "Seated cable-row pose with affectionate eye contact and light blush."
+        },
+        {
+          "affection_min": 61,
+          "affection_max": 80,
+          "status": "accepted",
+          "path": "assets/characters/date_cg/park_minseo_fitness_affection_80_v1.png",
+          "notes": "Lying leg-curl pose with intense blush, sweat, and workout tension."
+        },
+        {
+          "affection_min": 81,
+          "affection_max": 100,
+          "status": "accepted",
+          "path": "assets/characters/date_cg/park_minseo_fitness_affection_100_v1.png",
+          "notes": "Late-gym cable-station pose with loose resistance band, torn sleeve detail, and high romantic tension."
+        },
+        {
+          "affection_min": 101,
+          "affection_max": null,
+          "status": "needs_revision",
+          "path": null,
+          "notes": "Regenerate with a clearer two-leg composition and more adult final-tier visual intensity while staying non-explicit."
+        }
+      ]
+    }
   ]
 }
diff --git a/scripts/validate_assets.py b/scripts/validate_assets.py
index cb106cb..e628bc0 100644
--- a/scripts/validate_assets.py
+++ b/scripts/validate_assets.py
@@ -43,6 +43,18 @@ def png_dimensions(path: Path) -> tuple[int, int]:
         return width, height
 
 
+def validate_asset_image(path: Path, min_width: int, min_height: int, label: str) -> None:
+    if not path.exists():
+        fail(f"{label} asset is missing: {path}")
+
+    width, height = png_dimensions(path)
+    if width < min_width or height < min_height:
+        fail(
+            f"{label} asset is too small: "
+            f"{width}x{height}, minimum {min_width}x{min_height}"
+        )
+
+
 def main() -> None:
     characters_doc = load_json(DATA / "characters.json")
     assets_doc = load_json(DATA / "character_assets.json")
@@ -90,24 +102,68 @@ def main() -> None:
         if "path" not in entry:
             fail(f"{entry['character_id']} has status {status} but no path")
 
-        path = ROOT / entry["path"]
-        if not path.exists():
-            fail(f"{entry['character_id']} asset is missing: {path}")
-
-        width, height = png_dimensions(path)
-        if width < min_width or height < min_height:
-            fail(
-                f"{entry['character_id']} asset is too small: "
-                f"{width}x{height}, minimum {min_width}x{min_height}"
-            )
+        validate_asset_image(
+            ROOT / entry["path"],
+            min_width,
+            min_height,
+            entry["character_id"],
+        )
 
     revision_count = sum(
         1 for entry in asset_entries if entry["status"] == "needs_revision"
     )
+
+    date_cg_accepted = 0
+    date_cg_revision_count = 0
+    for cg_set in assets_doc.get("date_cgs", []):
+        character_id = cg_set["character_id"]
+        if character_id not in character_id_set:
+            fail(f"date CG set references missing character id: {character_id}")
+
+        if cg_set["status"] not in {"accepted", "partial", "needs_revision", "pending", "rejected"}:
+            fail(f"{cg_set['set_id']} has invalid status {cg_set['status']}")
+
+        previous_max = -1
+        for tier in cg_set["tiers"]:
+            status = tier["status"]
+            if status not in {"accepted", "needs_revision", "pending", "rejected"}:
+                fail(f"{cg_set['set_id']} tier has invalid status {status}")
+
+            affection_min = tier["affection_min"]
+            affection_max = tier["affection_max"]
+            if affection_min <= previous_max:
+                fail(f"{cg_set['set_id']} has overlapping affection tiers")
+            if affection_max is not None and affection_max < affection_min:
+                fail(f"{cg_set['set_id']} has an invalid affection tier range")
+            previous_max = affection_max if affection_max is not None else affection_min
+
+            path_value = tier.get("path")
+            if status == "accepted":
+                date_cg_accepted += 1
+                if not path_value:
+                    fail(f"{cg_set['set_id']} accepted tier lacks a path")
+                validate_asset_image(
+                    ROOT / path_value,
+                    min_width,
+                    min_height,
+                    f"{cg_set['set_id']} affection {affection_min}",
+                )
+            elif status == "needs_revision":
+                date_cg_revision_count += 1
+                if path_value:
+                    validate_asset_image(
+                        ROOT / path_value,
+                        min_width,
+                        min_height,
+                        f"{cg_set['set_id']} revision candidate {affection_min}",
+                    )
+
     print(
         "Validated character asset manifest: "
         f"{accepted}/{len(asset_entries)} accepted, "
-        f"{revision_count} needs revision."
+        f"{revision_count} needs revision, "
+        f"{date_cg_accepted} accepted date CG tiers, "
+        f"{date_cg_revision_count} date CG tiers need revision."
     )