diff --git a/kanken_online/__init__.py b/kanken_online/__init__.py
index 4a8489e..a86262f 100644
--- a/kanken_online/__init__.py
+++ b/kanken_online/__init__.py
@@ -1,5 +1,5 @@
import os
-from flask import Flask, render_template
+from flask import Flask, render_template, g
from pathlib import Path
from .auth import login_required
@@ -69,4 +69,11 @@ def create_app(test_config=None):
app.register_blueprint(auth.blueprint)
app.register_blueprint(api.blueprint)
+ from . import lang
+
+ def use_english(text_id: str):
+ return lang.localize(text_id, lang.JAPANESE)
+ app.jinja_env.globals.update(localize=use_english)
+
+
return app
\ No newline at end of file
diff --git a/kanken_online/lang.py b/kanken_online/lang.py
new file mode 100644
index 0000000..287b5d7
--- /dev/null
+++ b/kanken_online/lang.py
@@ -0,0 +1,35 @@
+EXISTING_STRINGS = {
+ "kanken_online",
+ "options",
+ "log_in",
+ "register",
+ "log_out"
+}
+
+ENGLISH = {
+ "kanken_online": "KankenOnline",
+ "options": "Options",
+ "log_in": "Log in",
+ "register": "Register",
+ "log_out": "Log out",
+ "kanji": "Kanji"
+}
+
+JAPANESE = {
+ "kanken_online": "漢検オンライン",
+ "options": "設定",
+ "log_in": "ログイン",
+ "register": "登録",
+ "log_out": "ログアウト",
+ "kanji": "漢字"
+}
+
+LANGUAGES = [
+ ENGLISH,
+ JAPANESE
+]
+
+assert all(all(key in lang for key in EXISTING_STRINGS) for lang in LANGUAGES) # Ensure all strings are mapped for all existing languages
+
+def localize(text_id: str, language: dict[str, str]) -> str:
+ return language[text_id]
diff --git a/kanken_online/templates/base.html b/kanken_online/templates/base.html
index dd5de48..00e46ff 100644
--- a/kanken_online/templates/base.html
+++ b/kanken_online/templates/base.html
@@ -2,22 +2,22 @@
- {% block title %}{% endblock %} - KankenOnline
+ {% block title %}{% endblock %} - {{ localize("kanken_online") }}
{% block styles %}{% endblock %}
{% block scripts %}{% endblock %}
diff --git a/kanken_online/templates/kanji.html b/kanken_online/templates/kanji.html
index 22c576c..686a86a 100644
--- a/kanken_online/templates/kanji.html
+++ b/kanken_online/templates/kanji.html
@@ -3,7 +3,7 @@
{% block scripts %}{%endblock %}
{% block header %}
-{% block title %}Kanji - {{ kanji.character }}{% endblock %}
+{% block title %}{{localize("kanji")}} - {{ kanji.character }}{% endblock %}
{% endblock %}
{% block content %}