diff --git a/src/lib/api/adapters/search.adapter.ts b/src/lib/api/adapters/search.adapter.ts
index a4580abb..0ad04ea9 100644
--- a/src/lib/api/adapters/search.adapter.ts
+++ b/src/lib/api/adapters/search.adapter.ts
@@ -50,8 +50,8 @@ export interface SearchResult {
 	rarity?: number
 	/** Weapon/Character proficiency */
 	proficiency?: number
-	/** Series ID for categorization */
-	series?: number
+	/** Series - object for weapons (WeaponSeriesRef), number array for characters */
+	series?: { id: string; slug: string; name: { en: string; ja: string } } | number[]
 	/** URL for entity image */
 	imageUrl?: string
 	/** Type of entity (lowercase for compatibility) */
diff --git a/src/lib/api/queries/search.queries.ts b/src/lib/api/queries/search.queries.ts
index c3beeccd..512be5ad 100644
--- a/src/lib/api/queries/search.queries.ts
+++ b/src/lib/api/queries/search.queries.ts
@@ -40,7 +40,8 @@ export interface SearchPageResult {
 		element?: number
 		rarity?: number
 		proficiency?: number
-		series?: number
+		/** Series - object for weapons, number array for characters */
+		series?: { id: string; slug: string; name: { en: string; ja: string } } | number[]
 		imageUrl?: string
 		searchableType: 'Weapon' | 'Character' | 'Summon'
 	}>
diff --git a/src/lib/api/schemas/party.ts b/src/lib/api/schemas/party.ts
index 75700a6d..60d8507f 100644
--- a/src/lib/api/schemas/party.ts
+++ b/src/lib/api/schemas/party.ts
@@ -186,6 +186,21 @@ const JobAccessorySchema = z.object({
   slug: z.string()
 })
 
+// Weapon series reference schema (embedded in weapon)
+const WeaponSeriesRefSchema = z.object({
+  id: z.string(),
+  slug: z.string(),
+  name: z.object({
+    en: z.string(),
+    ja: z.string()
+  }),
+  has_weapon_keys: z.boolean().optional(),
+  has_awakening: z.boolean().optional(),
+  has_ax_skills: z.boolean().optional(),
+  extra: z.boolean().optional(),
+  element_changeable: z.boolean().optional()
+})
+
 // Item schemas
 const WeaponSchema = z.object({
   id: z.string(),
@@ -199,7 +214,7 @@ const WeaponSchema = z.object({
   rarity: z.number().nullish(),
   max_level: z.number().nullish(),
   max_skill_level: z.number().nullish(),
-  series: z.number().nullish(),
+  series: WeaponSeriesRefSchema.nullish(),
   icon_url: z.string().nullish(),
   square_url: z.string().nullish()
 })