diff --git a/app/models/character.rb b/app/models/character.rb
index b89d3a1..c2000a8 100644
--- a/app/models/character.rb
+++ b/app/models/character.rb
@@ -14,15 +14,19 @@ class Character < ApplicationRecord
                   }
 
   pg_search_scope :en_search,
-                  against: :name_en,
+                  against: %i[name_en nicknames_en],
                   using: {
+                    tsearch: {
+                      prefix: true,
+                      dictionary: 'simple'
+                    },
                     trigram: {
                       threshold: 0.18
                     }
                   }
 
   pg_search_scope :ja_search,
-                  against: :name_jp,
+                  against: %i[name_jp nicknames_jp],
                   using: {
                     tsearch: {
                       prefix: true,
diff --git a/app/models/summon.rb b/app/models/summon.rb
index 59ce773..5989216 100644
--- a/app/models/summon.rb
+++ b/app/models/summon.rb
@@ -14,15 +14,19 @@ class Summon < ApplicationRecord
                   }
 
   pg_search_scope :en_search,
-                  against: :name_en,
+                  against: %i[name_en nicknames_en],
                   using: {
+                    tsearch: {
+                      prefix: true,
+                      dictionary: 'simple'
+                    },
                     trigram: {
                       threshold: 0.18
                     }
                   }
 
   pg_search_scope :ja_search,
-                  against: :name_jp,
+                  against: %i[name_jp nicknames_jp],
                   using: {
                     tsearch: {
                       prefix: true,
diff --git a/app/models/weapon.rb b/app/models/weapon.rb
index fde26d2..ac0c6b7 100644
--- a/app/models/weapon.rb
+++ b/app/models/weapon.rb
@@ -14,15 +14,19 @@ class Weapon < ApplicationRecord
                   }
 
   pg_search_scope :en_search,
-                  against: :name_en,
+                  against: %i[name_en nicknames_en],
                   using: {
+                    tsearch: {
+                      prefix: true,
+                      dictionary: 'simple'
+                    },
                     trigram: {
                       threshold: 0.18
                     }
                   }
 
   pg_search_scope :ja_search,
-                  against: :name_jp,
+                  against: %i[name_jp nicknames_jp],
                   using: {
                     tsearch: {
                       prefix: true,
diff --git a/db/migrate/20230820113800_add_nicknames_to_characters.rb b/db/migrate/20230820113800_add_nicknames_to_characters.rb
new file mode 100644
index 0000000..d73bc19
--- /dev/null
+++ b/db/migrate/20230820113800_add_nicknames_to_characters.rb
@@ -0,0 +1,6 @@
+class AddNicknamesToCharacters < ActiveRecord::Migration[7.0]
+  def change
+    add_column :characters, :nicknames_en, :string, array: true, default: [], null: false, if_not_exists: true
+    add_column :characters, :nicknames_jp, :string, array: true, default: [], null: false, if_not_exists: true
+  end
+end
diff --git a/db/migrate/20230820113810_add_nicknames_to_summons.rb b/db/migrate/20230820113810_add_nicknames_to_summons.rb
new file mode 100644
index 0000000..094477a
--- /dev/null
+++ b/db/migrate/20230820113810_add_nicknames_to_summons.rb
@@ -0,0 +1,6 @@
+class AddNicknamesToSummons < ActiveRecord::Migration[7.0]
+  def change
+    add_column :summons, :nicknames_en, :string, array: true, default: [], null: false, if_not_exists: true
+    add_column :summons, :nicknames_jp, :string, array: true, default: [], null: false, if_not_exists: true
+  end
+end
diff --git a/db/migrate/20230820113900_add_nicknames_to_weapons.rb b/db/migrate/20230820113900_add_nicknames_to_weapons.rb
new file mode 100644
index 0000000..0f2ca79
--- /dev/null
+++ b/db/migrate/20230820113900_add_nicknames_to_weapons.rb
@@ -0,0 +1,6 @@
+class AddNicknamesToWeapons < ActiveRecord::Migration[7.0]
+  def change
+    add_column :weapons, :nicknames_en, :string, array: true, default: [], null: false, if_not_exists: true
+    add_column :weapons, :nicknames_jp, :string, array: true, default: [], null: false, if_not_exists: true
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 4a2715e..a078f2a 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2023_08_20_045019) do
+ActiveRecord::Schema[7.0].define(version: 2023_08_20_113900) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "btree_gin"
   enable_extension "pg_trgm"