diff --git a/model/countries/JP/JP-metadata.yaml b/model/countries/JP/JP-metadata.yaml
new file mode 100644
index 0000000..f1daa1e
--- /dev/null
+++ b/model/countries/JP/JP-metadata.yaml
@@ -0,0 +1,2 @@
+country: JP
+flag: 🇯🇵
diff --git a/model/countries/JP/JP-parsing-rules.yaml b/model/countries/JP/JP-parsing-rules.yaml
new file mode 100644
index 0000000..3c63e12
--- /dev/null
+++ b/model/countries/JP/JP-parsing-rules.yaml
@@ -0,0 +1,87 @@
+regex_definitions:
+  # Regular expression to match optional zip prefix.
+  kZipOptionalPrefixRe:
+    regex_fragment: (?:〒\s*)
+
+  # Regular expression to match 3-digit zip prefix.
+  kZipPrefixValueRe:
+    regex_fragment: (?:[0-9０-９]{3})
+  
+  # Regular expression pattern to match the separator between
+  # zip code prefix and suffix.
+  kZipCodeSeparatorsRe:
+    regex_fragment: (?:[\s－-]+)
+
+  # Regular expression to match 4-digit zip suffix.
+  kZipSuffixValueRe:
+    regex_fragment: (?:[0-9０-９]{4})
+
+capture_definitions:
+  # Returns an expression to parse `postal-code` into `postal-code-prefix`
+  # and `postal-code-suffix`, separator is optional, skip optional prefix.
+  ParsePostalCodeOptionalSeparatorOptionalPrefixExpression:
+    capture:
+      output: postal-code
+      parts:
+      - no_capture:
+          parts: [ {regex_reference: kZipOptionalPrefixRe} ]
+          quantifier: MATCH_OPTIONAL
+      - capture:
+          output: postal-code-prefix
+          parts: [ {regex_reference: kZipPrefixValueRe} ]
+      - no_capture:
+          parts:
+          - separator: {regex_reference: kZipCodeSeparatorsRe}
+          quantifier: MATCH_OPTIONAL
+      - capture:
+          output: postal-code-suffix
+          parts: [ {regex_reference: kZipSuffixValueRe} ]
+
+parsing_definitions:
+  postal-code:
+    decomposition:
+      capture_reference: ParsePostalCodeOptionalSeparatorOptionalPrefixExpression
+
+test_parsing_definitions:
+- id: "Zip code with separator"
+  type: postal-code
+  input: "163-8001"
+  output:
+    postal-code-prefix: "163"
+    postal-code-suffix: "8001"
+- id: "Zip code without separator"
+  type: postal-code
+  input: "1638001"
+  output:
+    postal-code-prefix: "163"
+    postal-code-suffix: "8001" 
+- id: "Full-width zip code with separator"
+  type: postal-code
+  input: "１６３－８００１"
+  output:
+    postal-code-prefix: "１６３"
+    postal-code-suffix: "８００１"
+- id: "Zip code with optional prefix and separator"
+  type: postal-code
+  input: "〒163-8001"
+  output:
+    postal-code-prefix: "163"
+    postal-code-suffix: "8001"
+- id: "Zip code with optional prefix, space, and separator"
+  type: postal-code
+  input: "〒 163-8001"
+  output:
+    postal-code-prefix: "163"
+    postal-code-suffix: "8001"
+- id: "Full-width zip code with optional prefix"
+  type: postal-code
+  input: "〒１６３－８００１"
+  output:
+    postal-code-prefix: "１６３"
+    postal-code-suffix: "８００１"
+- id: "Zip code with optional prefix and no separator"
+  type: postal-code
+  input: "〒1638001"
+  output:
+    postal-code-prefix: "163"
+    postal-code-suffix: "8001"
diff --git a/model/main.py b/model/main.py
index bbb5c97..f4071fb 100644
--- a/model/main.py
+++ b/model/main.py
@@ -127,20 +127,21 @@ def country_of_path(path: Path) -> str:
       after_token_index += new_after_token_index
   content += after_token_index
 
-  all_token_content = ""
-  for token in renderer.get_model(country).pre_order_only_uniques():
-    token_content = ""
-    for module in modules:
-      if new_token_conent := module.render_token_details(
-          country, token.id, renderer):
-        token_content += new_token_conent
-    token_content = renderer.wrap_token_details(token.id,
-                                                renderer.get_model(country),
-                                                token_content)
-    all_token_content += token_content
-  if all_token_content:
-    all_token_content = renderer.wrap_all_token_details(all_token_content)
-    content += all_token_content
+  model = renderer.get_model(country)
+  if model:
+    all_token_content = ""
+    for token in model.pre_order_only_uniques():
+      token_content = ""
+      for module in modules:
+        if new_token_conent := module.render_token_details(
+            country, token.id, renderer):
+          token_content += new_token_conent
+      token_content = renderer.wrap_token_details(token.id, model,
+                                                  token_content)
+      all_token_content += token_content
+    if all_token_content:
+      all_token_content = renderer.wrap_all_token_details(all_token_content)
+      content += all_token_content
 
   epilogue = ""
   for module in modules:
diff --git a/model/modules/formatting/formatting_module.py b/model/modules/formatting/formatting_module.py
index 2caa902..c436972 100644
--- a/model/modules/formatting/formatting_module.py
+++ b/model/modules/formatting/formatting_module.py
@@ -192,6 +192,8 @@ def apply_formatting(self, country: str, token_id: str, data: dict,
       return str(data[token_id])
 
     model = renderer.get_model(country)
+    if not model:
+      return ""
 
     token = model.find_token(token_id)
     if not token or token.is_atomic_token() or not token.children:
@@ -290,7 +292,7 @@ def collect_details_for_example_addresses(self, country: str,
       })
     return {
         'examples': collected_details,
-        'model': renderer.country_data[country]['model']
+        'model': renderer.country_data[country].get('model')
     }
 
   def render_after_token_index(self, country: str,
diff --git a/model/modules/parsing/parsing_module.py b/model/modules/parsing/parsing_module.py
index afd5305..4483a79 100644
--- a/model/modules/parsing/parsing_module.py
+++ b/model/modules/parsing/parsing_module.py
@@ -174,7 +174,7 @@ def observe_file(self, path: Path, renderer: Renderer):
     engine.prune_output_types(all_removed_tokens)
 
     model = renderer.get_model(country)
-    if not engine.validate(model):
+    if model and not engine.validate(model):
       return
 
     if 'test_regex_definitions' in yaml:
diff --git a/model/renderer.py b/model/renderer.py
index cbd8af8..b1b1a8b 100644
--- a/model/renderer.py
+++ b/model/renderer.py
@@ -38,8 +38,8 @@ def add_country(self, country: str) -> None:
     # Put "global" first.
     self.countries.sort(key=lambda c: "" if c == "global" else c)
 
-  def get_model(self, country: str) -> Any:
-    return self.country_data[country]["model"]
+  def get_model(self, country: str) -> Optional[Any]:
+    return self.country_data[country].get("model")
 
   def set_model(self, country: str, model: Any):
     self.country_data[country]["model"] = model