diff --git a/conf/urls/oj.py b/conf/urls/oj.py
index d6b6aab..a398c36 100644
--- a/conf/urls/oj.py
+++ b/conf/urls/oj.py
@@ -1,10 +1,11 @@
 from django.urls import path
 
-from ..views import JudgeServerHeartbeatAPI, LanguagesAPI, WebsiteConfigAPI
+from ..views import HitokotoAPI, JudgeServerHeartbeatAPI, LanguagesAPI, WebsiteConfigAPI
 
 urlpatterns = [
     path("website", WebsiteConfigAPI.as_view()),
     # 这里必须要有 /
     path("judge_server_heartbeat/", JudgeServerHeartbeatAPI.as_view()),
-    path("languages", LanguagesAPI.as_view())
+    path("languages", LanguagesAPI.as_view()),
+    path("hitokoto", HitokotoAPI.as_view()),
 ]
diff --git a/conf/views.py b/conf/views.py
index e1e24dc..788a6bd 100644
--- a/conf/views.py
+++ b/conf/views.py
@@ -1,6 +1,7 @@
 import hashlib
 import json
 import os
+import random
 import re
 import shutil
 import smtplib
@@ -20,6 +21,7 @@ from options.options import SysOptions
 from problem.models import Problem
 from submission.models import Submission
 from utils.api import APIView, CSRFExemptAPIView, validate_serializer
+from utils.cache import JsonDataLoader
 from utils.shortcuts import send_email, get_env
 from utils.xss_filter import XSSHtml
 from .models import JudgeServer
@@ -295,10 +297,21 @@ class RandomUsernameAPI(APIView):
         classroom = request.GET.get("classroom", "")
         if not classroom:
             return self.error("需要班级号")
-        usernames = User.objects.filter(username__istartswith=classroom).values_list(
-            "username", flat=True
-        ).order_by("?")
+        usernames = (
+            User.objects.filter(username__istartswith=classroom)
+            .values_list("username", flat=True)
+            .order_by("?")
+        )
         if len(usernames) > 10:
             return self.success(usernames[:10])
         else:
             return self.success(usernames)
+
+
+class HitokotoAPI(APIView):
+    def get(self, request):
+        categories = JsonDataLoader.load_data(settings.HITOKOTO_DIR, "categories.json")
+        path = random.choice(categories).get("path")
+        sentences = JsonDataLoader.load_data(settings.HITOKOTO_DIR, path)
+        sentence = random.choice(sentences)
+        return self.success(sentence)
diff --git a/data/hitokoto b/data/hitokoto
new file mode 160000
index 0000000..b503a98
--- /dev/null
+++ b/data/hitokoto
@@ -0,0 +1 @@
+Subproject commit b503a98f236a3737df3615316c08052e6f99ca07
diff --git a/oj/settings.py b/oj/settings.py
index 7f48afe..ce2b90a 100644
--- a/oj/settings.py
+++ b/oj/settings.py
@@ -136,6 +136,8 @@ AVATAR_UPLOAD_DIR = f"{DATA_DIR}{AVATAR_URI_PREFIX}"
 UPLOAD_PREFIX = "/public/upload"
 UPLOAD_DIR = f"{DATA_DIR}{UPLOAD_PREFIX}"
 
+HITOKOTO_DIR = os.path.join(DATA_DIR, "hitokoto")
+
 STATICFILES_DIRS = [os.path.join(DATA_DIR, "public")]
 
 
diff --git a/utils/cache.py b/utils/cache.py
index ed9059b..ca4ca13 100644
--- a/utils/cache.py
+++ b/utils/cache.py
@@ -1,5 +1,6 @@
-from django.core.cache import cache, caches  # noqa
-from django.conf import settings  # noqa
+import json
+from pathlib import Path
+from django.core.cache import cache
 
 from django_redis.cache import RedisCache
 from django_redis.client.default import DefaultClient
@@ -25,3 +26,22 @@ class MyRedisCache(RedisCache):
 
     def __getattr__(self, item):
         return getattr(self.client, item)
+
+
+class JsonDataLoader:
+    @classmethod
+    def load_data(cls, dir, filename):
+        cache_key = f"json_data_{filename}"
+        if cached := cache.get(cache_key):
+            return cached
+
+        file_path = Path(dir, filename)
+        try:
+            with open(file_path, "r", encoding="utf-8") as f:
+                data = json.load(f)
+                cache.set(cache_key, data, timeout=7200)
+                return data
+        except FileNotFoundError:
+            raise ValueError(f"Data file {filename} not found")
+        except json.JSONDecodeError:
+            raise ValueError(f"Invalid JSON format in {filename}")