diff --git a/rog/admin.py b/rog/admin.py
index d72a736..fded166 100644
--- a/rog/admin.py
+++ b/rog/admin.py
@@ -2,7 +2,7 @@ from django.contrib import admin
 from leaflet.admin import LeafletGeoAdmin
 from leaflet.admin import LeafletGeoAdminMixin
 from leaflet_admin_list.admin import LeafletAdminListMixin
-from .models import RogUser, Location, SystemSettings, JoinedEvent, Favorite, TravelList, TravelPoint, ShapeLayers, Event, Location_line, Location_polygon, JpnAdminMainPerf, JpnAdminPerf
+from .models import RogUser, Location, SystemSettings, JoinedEvent, Favorite, TravelList, TravelPoint, ShapeLayers, Event, Location_line, Location_polygon, JpnAdminMainPerf, JpnAdminPerf, JpnSubPerf
 
 
 class RogAdmin(LeafletAdminListMixin, LeafletGeoAdminMixin, admin.ModelAdmin):
@@ -28,5 +28,6 @@ admin.site.register(Event, admin.ModelAdmin)
 admin.site.register(Location_line,  LeafletGeoAdmin)
 admin.site.register(Location_polygon, LeafletGeoAdmin)
 admin.site.register(JpnAdminMainPerf, LeafletGeoAdmin)
-admin.site.register(JpnAdminPerf, LeafletGeoAdmin)
+#admin.site.register(JpnAdminPerf, LeafletGeoAdmin)
+admin.site.register(JpnSubPerf, LeafletGeoAdmin)
 admin.site.register(ShapeLayers, admin.ModelAdmin)
\ No newline at end of file
diff --git a/rog/models.py b/rog/models.py
index c8c17a7..ee2fdb9 100644
--- a/rog/models.py
+++ b/rog/models.py
@@ -65,6 +65,23 @@ class JpnAdminPerf(models.Model):
         db_table = 'jpn_admin_perf'
 
 
+class JpnSubPerf(models.Model):
+    geom = models.MultiPolygonField(blank=True, null=True)
+    adm0_en = models.CharField(max_length=254, blank=True, null=True)
+    adm0_ja = models.CharField(max_length=254, blank=True, null=True)
+    adm0_pcode = models.CharField(max_length=254, blank=True, null=True)
+    adm1_en = models.CharField(max_length=254, blank=True, null=True)
+    adm1_ja = models.CharField(max_length=254, blank=True, null=True)
+    adm1_pcode = models.CharField(max_length=254, blank=True, null=True)
+    adm2_ja = models.CharField(max_length=254, blank=True, null=True)
+    adm2_en = models.CharField(max_length=254, blank=True, null=True)
+    adm2_pcode = models.CharField(max_length=254, blank=True, null=True)
+
+    class Meta:
+        managed = False
+        db_table = 'jpn_sub_perf'
+
+
 class RogUser(models.Model):
     user=models.OneToOneField(User, on_delete=models.CASCADE)
     email=models.EmailField(_('Email'))
diff --git a/rog/serializers.py b/rog/serializers.py
index bb069ab..d52b50b 100644
--- a/rog/serializers.py
+++ b/rog/serializers.py
@@ -1,7 +1,7 @@
 from rest_framework import serializers
 from rest_framework_gis.serializers import GeoFeatureModelSerializer
 from sqlalchemy.sql.functions import mode
-from .models import Location, Location_line, Location_polygon, JpnAdminMainPerf, JpnAdminPerf
+from .models import Location, Location_line, Location_polygon, JpnAdminMainPerf, JpnAdminPerf, JpnSubPerf
 from drf_extra_fields.fields import Base64ImageField
 
 
@@ -30,6 +30,12 @@ class JPN_main_perfSerializer(serializers.ModelSerializer):
         model=JpnAdminMainPerf
         fields=['id', 'adm0_en', 'adm0_ja', 'adm0_pcode', 'adm1_en', 'adm1_ja', 'adm1_pcode']
 
+class JPN_sub_perSerializer(serializers.ModelSerializer):
+    class Meta:
+        model=JpnSubPerf
+        fields=['id', 'adm0_en', 'adm0_ja', 'adm0_pcode', 'adm1_en', 'adm1_ja', 'adm1_pcode', 'adm2_ja', 'adm2_en', 'adm2_pcode']
+
+
 class JPN_perfSerializer(serializers.ModelSerializer):
     class Meta:
         model=JpnAdminPerf
diff --git a/rog/urls.py b/rog/urls.py
index 1f5fab2..3263353 100644
--- a/rog/urls.py
+++ b/rog/urls.py
@@ -1,6 +1,6 @@
 from rest_framework import urlpatterns
 from rest_framework.routers import DefaultRouter
-from .views import LocationViewSet, Location_lineViewSet, Location_polygonViewSet, Jpn_Main_PerfViewSet, Jpn_PerfViewSet, LocationsInPerf, SubInPerf, ExtentForSubPerf
+from .views import LocationViewSet, Location_lineViewSet, Location_polygonViewSet, Jpn_Main_PerfViewSet, Jpn_PerfViewSet, LocationsInPerf, SubInPerf, ExtentForSubPerf, SubPerfInMainPerf, ExtentForMainPerf
 from django.urls import path, include
 
 
@@ -17,6 +17,7 @@ urlpatterns = router.urls
 
 urlpatterns += [
     path('inperf/', LocationsInPerf, name="location_perf"),
-    path('insubperf/', SubInPerf, name="sub_perf"),
+    path('subperfinmain/', SubPerfInMainPerf, name="sub_perf"),
     path('perfext/', ExtentForSubPerf, name="sub_perf_ext"),
+    path('mainperfext/', ExtentForMainPerf, name="main_perf_ext"),
 ]
\ No newline at end of file
diff --git a/rog/views.py b/rog/views.py
index 2442df6..466c8e0 100644
--- a/rog/views.py
+++ b/rog/views.py
@@ -1,7 +1,7 @@
 from django.core.serializers import serialize
-from .models import Location, Location_line, Location_polygon, JpnAdminMainPerf, JpnAdminPerf
+from .models import Location, Location_line, Location_polygon, JpnAdminMainPerf, JpnAdminPerf, JpnSubPerf
 from rest_framework import viewsets
-from .serializers import LocationSerializer, Location_lineSerializer, Location_polygonSerializer, JPN_main_perfSerializer, JPN_perfSerializer
+from .serializers import LocationSerializer, Location_lineSerializer, Location_polygonSerializer, JPN_main_perfSerializer, JPN_perfSerializer, JPN_sub_perSerializer
 
 from rest_framework.decorators import action
 from rest_framework.response import Response
@@ -54,9 +54,26 @@ def SubInPerf(request):
     return JsonResponse(serializer.data, safe=False)
 
 
+def SubPerfInMainPerf(request):
+    prefecture = request.GET.get('perf')
+    perf_geom = JpnAdminMainPerf.objects.get(id=prefecture)
+    sub = JpnSubPerf.objects.filter(geom__within=perf_geom.geom)
+    serializer = JPN_sub_perSerializer
+    #sub = JpnAdminPerf.objects.filter(geom__within=perf_geom.geom)
+    serializer = JPN_sub_perSerializer(sub, many=True)
+    return JsonResponse(serializer.data, safe=False)
+
+
+def ExtentForMainPerf(request):
+    perf_id = request.GET.get('perf')
+    perf = JpnAdminMainPerf.objects.get(id=perf_id)
+    ext = perf.geom.extent
+    # iata = serializers.serialize("json",ext)
+    return JsonResponse(ext, safe=False)
+
 def ExtentForSubPerf(request):
     sub_perf_id = request.GET.get('sub_perf')
-    sub_perf = JpnAdminPerf.objects.get(id=sub_perf_id)
+    sub_perf = JpnSubPerf.objects.get(id=sub_perf_id)
     ext = sub_perf.geom.extent
     # iata = serializers.serialize("json",ext)
     return JsonResponse(ext, safe=False)