diff --git a/rog/urls.py b/rog/urls.py
index b04f129..a7b4e31 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, SubPerfInMainPerf, ExtentForMainPerf, LocationsInSubPerf, CatView, RegistrationAPI, LoginAPI, UserAPI, UserActionViewset, UserMakeActionViewset, UserDestinations, UpdateOrder
+from .views import LocationViewSet, Location_lineViewSet, Location_polygonViewSet, Jpn_Main_PerfViewSet, Jpn_PerfViewSet, LocationsInPerf, SubInPerf, ExtentForSubPerf, SubPerfInMainPerf, ExtentForMainPerf, LocationsInSubPerf, CatView, RegistrationAPI, LoginAPI, UserAPI, UserActionViewset, UserMakeActionViewset, UserDestinations, UpdateOrder, LocationInBound
 from django.urls import path, include
 from knox import views as knox_views
 
@@ -21,6 +21,7 @@ urlpatterns = router.urls
 urlpatterns += [
     path('inperf/', LocationsInPerf, name="location_perf"),
     path('insubperf', LocationsInSubPerf, name='location_subperf'),
+    path('inbound', LocationInBound, name='location_bound'),
     path('subperfinmain/', SubPerfInMainPerf, name="sub_perf"),
     path('perfext/', ExtentForSubPerf, name="sub_perf_ext"),
     path('mainperfext/', ExtentForMainPerf, name="main_perf_ext"),
diff --git a/rog/views.py b/rog/views.py
index f167ae2..bef02ec 100644
--- a/rog/views.py
+++ b/rog/views.py
@@ -15,6 +15,7 @@ from .serializers import TestSerialiser
 from .models import TestModel
 from django.shortcuts import get_object_or_404
 from django.db.models import F
+from django.contrib.gis import geos
 
 
 
@@ -69,6 +70,22 @@ def LocationsInSubPerf(request):
     serializer = LocationSerializer(locs, many=True)
     return JsonResponse(serializer.data, safe=False)
 
+
+def LocationInBound(request):
+    lat1 = float(request.GET.get('la1'))
+    lon1 = float(request.GET.get('ln1'))
+    lat2 = float(request.GET.get('la2'))
+    lon2 = float(request.GET.get('ln2'))
+    lat3 = float(request.GET.get('la3'))
+    lon3 = float(request.GET.get('ln3'))
+
+    pl = geos.Polygon(((lon1, lat1), (lon2, lat2), (lon3, lat3), (lon1, lat1)), srid=4326)
+    res = Location.objects.filter(geom__within=pl)
+    serializer = LocationSerializer(res, many=True)
+    return JsonResponse(serializer.data, safe=False)
+
+
+
     
 def SubInPerf(request):
     prefecture = request.GET.get('perf')