diff --git a/app/features/build-analyzer/data/weapon-params.ts b/app/features/build-analyzer/data/weapon-params.ts
index 3c1449197..d7ac3190f 100644
--- a/app/features/build-analyzer/data/weapon-params.ts
+++ b/app/features/build-analyzer/data/weapon-params.ts
@@ -2378,6 +2378,11 @@ export const weaponParams = {
 		},
 		"4": {
 			overwrites: {
+				PaintRadius: {
+					High: 3.78,
+					Low: 3.15,
+					Mid: 3.465,
+				},
 				TargetInCircleRadius: {
 					High: 240,
 					Low: 140,
@@ -2482,6 +2487,11 @@ export const weaponParams = {
 		},
 		"10": {
 			overwrites: {
+				PaintRadius: {
+					High: 4.7,
+					Mid: 4.265000000000001,
+					Low: 3.83,
+				},
 				DistanceDamageDistanceRate: {
 					High: 1.3,
 					Low: 1,
@@ -2502,11 +2512,6 @@ export const weaponParams = {
 					Low: 450,
 					Mid: 480,
 				},
-				PaintRadius: {
-					High: 3.9000000000000004,
-					Mid: 3.865,
-					Low: 3.83,
-				},
 			},
 			DistanceDamage: [
 				{
@@ -2640,6 +2645,11 @@ export const weaponParams = {
 		},
 		"16": {
 			overwrites: {
+				PaintRadius: {
+					High: 4.1,
+					Low: 3.5,
+					Mid: 3.8,
+				},
 				CrossPaintCheckLength: {
 					High: 3,
 					Low: 2.5,
diff --git a/changelog/2026-09-25-spu-paint-radius-specials.md b/changelog/2026-09-25-spu-paint-radius-specials.md
new file mode 100644
index 000000000..adc4fcf4a
--- /dev/null
+++ b/changelog/2026-09-25-spu-paint-radius-specials.md
@@ -0,0 +1,5 @@
+---
+navItem: analyzer
+type: feature
+---
+Build analyzer now shows Special Power Up paint radius for Inkjet, Super Chump and Tenta Missiles
diff --git a/scripts/create-analyzer-json.ts b/scripts/create-analyzer-json.ts
index 05d14dbc2..2b1389157 100644
--- a/scripts/create-analyzer-json.ts
+++ b/scripts/create-analyzer-json.ts
@@ -812,12 +812,6 @@ function parametersToSpecialWeaponResult(params: any) {
 		}
 	}
 
-	// for Ultra Splashdown
-	if (params.BlastParamDokanWarp) {
-		result.SubSpecialSpecUpList =
-			params.BlastParamDokanWarp.SubSpecialSpecUpList;
-	}
-
 	const resultUnwrapped = unwrapSubSpecialSpecUpList(result);
 
 	const specialDurationFrameKeyAlises = [
@@ -834,29 +828,17 @@ function parametersToSpecialWeaponResult(params: any) {
 	}
 
 	if (resultUnwrapped.SplashAroundPaintRadius) {
-		// Inkjet
-		if (params.BlastParam?.PaintRadius) {
-			const regularPaintRadius = params.BlastParam.PaintRadius;
-
-			resultUnwrapped.PaintRadius = {
-				High: resultUnwrapped.SplashAroundPaintRadius.High + regularPaintRadius,
-				Mid: resultUnwrapped.SplashAroundPaintRadius.Mid + regularPaintRadius,
-				Low: resultUnwrapped.SplashAroundPaintRadius.Low + regularPaintRadius,
-			};
-			// Reefslider
-		} else {
-			resultUnwrapped.PaintRadius = {
-				High:
-					resultUnwrapped.SplashAroundPaintRadius.High +
-					resultUnwrapped.PaintRadius.High,
-				Mid:
-					resultUnwrapped.SplashAroundPaintRadius.Mid +
-					resultUnwrapped.PaintRadius.Mid,
-				Low:
-					resultUnwrapped.SplashAroundPaintRadius.Low +
-					resultUnwrapped.PaintRadius.Low,
-			};
-		}
+		resultUnwrapped.PaintRadius = {
+			High:
+				resultUnwrapped.SplashAroundPaintRadius.High +
+				resultUnwrapped.PaintRadius.High,
+			Mid:
+				resultUnwrapped.SplashAroundPaintRadius.Mid +
+				resultUnwrapped.PaintRadius.Mid,
+			Low:
+				resultUnwrapped.SplashAroundPaintRadius.Low +
+				resultUnwrapped.PaintRadius.Low,
+		};
 
 		resultUnwrapped.SplashAroundPaintRadius = undefined;
 	}
@@ -993,14 +975,14 @@ function unwrapSubSpecialSpecUpList(result: any) {
 			if (Array.isArray(value)) {
 				return value.map((entry: any) => {
 					if (
-						!entry.SpecUpType ||
-						(entry.Value.Low === entry.Value.Mid &&
-							entry.Value.Mid === entry.Value.High)
+						entry.Value.Low === entry.Value.Mid &&
+						entry.Value.Mid === entry.Value.High
 					) {
 						return [];
 					}
 
-					return [entry.SpecUpType, entry.Value];
+					// datamine omits SpecUpType when it's the enum default
+					return [entry.SpecUpType ?? "PaintRadius", entry.Value];
 				});
 			}