diff --git a/comm/server/main.py b/comm/server/main.py
index 68157a4bdcef71640336aba841d9c5378f451665..274b61f16819c1b71f54435d811c04842ca49609 100644
--- a/comm/server/main.py
+++ b/comm/server/main.py
@@ -17,6 +17,8 @@ import threading
 import time
 from collections import OrderedDict
 from flask import Flask, render_template, request, g
+from gevent import pywsgi, monkey
+from geventwebsocket.handler import WebSocketHandler
 from queue import Queue
 
 sys.path.append(os.path.dirname(os.path.abspath(__file__)) + '/../../solver')
@@ -25,10 +27,12 @@ import BoardStr
 import adcclilib
 
 app = Flask(__name__)
+monkey.patch_all()
 app_args = {}
 questions = None
 clients = None
 current_seed = 1
+wsq = None
 
 def load_questions():
     global app_args
@@ -58,10 +62,10 @@ def load_questions():
             "path": v,
             "status": "Not solved",
             "answer": "",
-            "queue": Queue(),
             "board_size": board_size,
             "line_num": line_num,
             "last_req": None,
+            "solver": OrderedDict(),
             "answers": OrderedDict(),
             }
 
@@ -79,7 +83,7 @@ def load_questions():
             with open(v, "r") as fp:
                 _ans_dat = fp.read()
             try:
-                questions[_name]["status"] = "Solved"
+                questions[_name]["status"] = "Saved"
                 questions[_name]["answer"] = _ans_dat
             except KeyError as e:
                 pass
@@ -88,9 +92,14 @@ def update_answer_list(qname):
 
     global app_args
     global questions
+    global clients
 
+    questions[qname]['solver'] = OrderedDict()
     questions[qname]['answers'] = OrderedDict()
 
+    for c in clients['solver']:
+        questions[qname]['solver'][c[0]] = "-"
+
     _folder_name = os.path.splitext(qname)[0]
     _answers_path = "{}/{}".format(app_args['out'], _folder_name)
     if os.path.isdir(_answers_path):
@@ -98,6 +107,8 @@ def update_answer_list(qname):
         answer_log_file.sort()
         answer_log_file.reverse()
 
+        is_solved = False
+
         for v2 in answer_log_file:
             json_name = os.path.basename(v2)
             with open(v2, "r") as fp:
@@ -107,6 +118,17 @@ def update_answer_list(qname):
             if questions[qname]['answer'] == answer_log['answer']:
                 questions[qname]['best_json'] = json_name
 
+            if (questions[qname]['last_req'] == float(answer_log['req_id'])):
+                if answer_log['solver'] in questions[qname]['solver']:
+                    if answer_log['solved'] == "True":
+                        questions[qname]['solver'][answer_log['solver']] = "Solved"
+                        is_solved = True
+                    else:
+                        questions[qname]['solver'][answer_log['solver']] = "DNS"
+                        
+        if is_solved > 0:
+            questions[qname]['status'] = "Solved"
+
 @app.before_request
 def before_request():
     global app_args
@@ -118,10 +140,13 @@ def post():
 
     global questions
     global app_args
+    global wsq
 
     _qname = request.form["qname"]
-    _answer = request.form["answer"]
+    _answer = request.form["solution"]
     _client = request.form["client"]
+    _req_id = request.form["req_id"]
+    _is_solved = request.form["solved"]
 
     if "solver" in request.form:
         _solver = request.form["solver"]
@@ -132,45 +157,58 @@ def post():
     receive_time_str = receive_time.strftime("%Y%m%d%H%M%S")
 
     dat = {
-        "req_id": request.form['req_id'],
+        "req_id": _req_id,
+        "qname": _qname,
         "client": _client,
         "solver": _solver,
         "answer": _answer,
         "cputime": request.form['cputime'],
-        "timestamp": receive_time.strftime("%Y/%m/%d %H:%M:%S")
+        "timestamp": receive_time.strftime("%Y/%m/%d %H:%M:%S"),
+        "nlcheck": -1,
+        "solved": _is_solved,
     }
 
-    # Create a temporary file to execute "nlcheck.py"
-    tmp_path = "{}/{}".format(app_args['out'], "tmp")
-    if not os.path.isdir(tmp_path):
-        os.makedirs(tmp_path)
-    tmp_file_name = "{}-{}.tmp".format(receive_time_str, _client.replace(":", "."))
-    tmp_file_path = "{}/{}".format(tmp_path, tmp_file_name)
-    with open(tmp_file_path, "w") as fp:
-        fp.write(_answer)
-    probpath = "{}/{}".format(app_args["question"], _qname)
-    
-    # Format check
-    cmd = "/usr/bin/python /home/pi/adc2018/conmgr/adc2018/server/nlcheck.py --input {} --target {}".format(probpath, tmp_file_path)
-    print("`{}`".format(cmd))
-    p = subprocess.run(cmd.strip().split(" "), stdout=subprocess.PIPE)
-    nlcheck = p.stdout.decode().strip()
-
-    pattern = r"judge += +\[(.+?), ([0-9.]+)\]"
-    m = re.match(pattern, nlcheck)
-    if m and (m.group(1) == "True"):
-        dat["nlcheck"] = float(m.group(2))
+    if _is_solved == "True":
+        # Create a temporary file to execute "nlcheck.py"
+        tmp_path = "{}/{}".format(app_args['out'], "tmp")
+        if not os.path.isdir(tmp_path):
+            os.makedirs(tmp_path)
+        tmp_file_name = "{}-{}.tmp".format(receive_time_str, _client.replace(":", "."))
+        tmp_file_path = "{}/{}".format(tmp_path, tmp_file_name)
+        with open(tmp_file_path, "w") as fp:
+            fp.write(_answer)
+        probpath = "{}/{}".format(app_args["question"], _qname)
+        
+        # Format check
+        cmd = "/usr/bin/python /home/pi/adc2018/conmgr/adc2018/server/nlcheck.py --input {} --target {}".format(probpath, tmp_file_path)
+        print("`{}`".format(cmd))
+        p = subprocess.run(cmd.strip().split(" "), stdout=subprocess.PIPE)
+        nlcheck = p.stdout.decode().strip()
+
+        pattern = r"judge += +\[(.+?), ([0-9.]+)\]"
+        m = re.match(pattern, nlcheck)
+        if m and (m.group(1) == "True"):
+            dat["nlcheck"] = float(m.group(2))
+
+        save_path = "{}/{}".format(app_args['out'], os.path.splitext(_qname)[0])
+        if not os.path.isdir(save_path):
+            os.makedirs(save_path)
+
+        file_name = "{}-{}.json".format(receive_time_str, _solver.replace(":", "."))
+        save_file_path = "{}/{}".format(save_path, file_name)
+        with open(save_file_path, "w") as fp:
+            json.dump(dat, fp, indent=4)
     else:
-        dat["nlcheck"] = -1
+        save_path = "{}/{}".format(app_args['out'], os.path.splitext(_qname)[0])
+        if not os.path.isdir(save_path):
+            os.makedirs(save_path)
 
-    save_path = "{}/{}".format(app_args['out'], os.path.splitext(_qname)[0])
-    if not os.path.isdir(save_path):
-        os.makedirs(save_path)
+        file_name = "{}-{}.json".format(receive_time_str, _solver.replace(":", "."))
+        save_file_path = "{}/{}".format(save_path, file_name)
+        with open(save_file_path, "w") as fp:
+            json.dump(dat, fp, indent=4)
 
-    file_name = "{}-{}.json".format(receive_time_str, _solver.replace(":", "."))
-    save_file_path = "{}/{}".format(save_path, file_name)
-    with open(save_file_path, "w") as fp:
-        json.dump(dat, fp, indent=4)
+    wsq.put(dat)
 
     res = {"status": "OK"}
 
@@ -317,6 +355,7 @@ def save_best_solution():
         with open(out_file_path, 'w') as fp:
             fp.write(questions[qname]['answers'][_best_json]['answer'])
 
+        questions[_name]["status"] = "Saved"
         questions[qname]['best_json'] = _best_json
 
         res = {"status": "OK"}
@@ -549,6 +588,22 @@ def question_status():
 
     return render_template("part_question_status.html", qname=qname, qdata=qdata, solvers=clients["solver"])
 
+@app.route('/ws')
+def ws():
+    global wsq
+
+    if request.environ.get('wsgi.websocket'):
+        ws = request.environ['wsgi.websocket']
+
+        while True:
+            if wsq is None:
+                time.sleep(1)
+                continue
+            else:
+                data = wsq.get()
+                str_data = json.dumps(data)
+                ws.send(str_data)
+
 @app.route("/")
 def index():
 
@@ -567,9 +622,7 @@ def init_system():
     global app_args
     global questions
     global clients
-    
-    if questions is None:
-        load_questions()
+    global wsq
 
     if clients is None:
 
@@ -591,6 +644,12 @@ def init_system():
             "solver": solver,
             "resolver": resolver
         }
+    
+    if questions is None:
+        load_questions()
+    
+    if wsq is None:
+        wsq = Queue()
 
 if __name__ == "__main__":
 
@@ -607,5 +666,9 @@ if __name__ == "__main__":
 
     if args["debug"]:
         app.debug = True
-    app.run(host='0.0.0.0', threaded=True)
+
+    app.threaded = True
+    # app.run(host='0.0.0.0', threaded=True)
+    server = pywsgi.WSGIServer(("", 5000), app, handler_class=WebSocketHandler)
+    server.serve_forever()
 
diff --git a/comm/server/static/js/pynq-manager.js b/comm/server/static/js/pynq-manager.js
index 995d93ca348f7431e90838ad183f351b16e38e39..8361e2a63018fe3ae98098683f7ccea2dcfee601 100644
--- a/comm/server/static/js/pynq-manager.js
+++ b/comm/server/static/js/pynq-manager.js
@@ -63,7 +63,6 @@ var PynqManager = (function(){
         }).done(function(res){
             var answer = res;
             $("#solving-question-status").text(answer["status"]);
-            $("#solved-client").text(answer["answer"]["client"]);
 
             if (after !== null){
                 after();
@@ -110,6 +109,7 @@ $(function(){
 
     var pynqClients = {}
     var pm = null;
+    var last_req = 0;
 
     var refresh_question_table = function(){
         $.ajax({
@@ -179,7 +179,7 @@ $(function(){
                     $("#adccli-status").text("ログアウト");
             });
 
-            pm.getStatus();
+            if(pm) pm.getStatus();
         });
     }
 
@@ -195,7 +195,7 @@ $(function(){
 
             $("#client-control-pane").find(".start-button").eq(0).click(function(){
                 var qname = $(this).data("qname");
-                pm.sendQuestion(qname, after=refresh_question_table);
+                pm.sendQuestion(qname);
             });
             $("#client-control-pane").find(".stop-button").eq(0).click(function(){
                 pm.sendStop();
@@ -241,6 +241,19 @@ $(function(){
         }
     }).trigger('hashchange');
 
+    var ws = new WebSocket("ws://" + location.host + "/ws");
+    ws.onmessage = function(e){
+        var recv = JSON.parse(e.data.replace(/\n/g, "\\n"));
+
+        console.log(recv);
+
+        var hash = location.hash.replace("#", "");
+        if(hash == recv['qname']){
+            show_question_status(hash);
+        }
+        refresh_question_table();
+    };
+
     refresh_question_table();
 
     $.ajax({
@@ -250,6 +263,10 @@ $(function(){
     }).done(function(d){
         pynqClients = d;
         pm = PynqManager(pynqClients);
+
+        if(location.hash.replace("#", "") == ""){
+            pm.getStatus();
+        }
     });
 
 });
diff --git a/comm/server/templates/part_question_status.html b/comm/server/templates/part_question_status.html
index a6f634cd7df0708d1510b6629e52078ecfc9b7f8..997194f385e4ae1742d98838e35dfbe722e325b8 100644
--- a/comm/server/templates/part_question_status.html
+++ b/comm/server/templates/part_question_status.html
@@ -28,7 +28,7 @@
                      ({{c[2]}})
                     {% endif %}
                 </td>
-                <td></td>
+                <td>{{qdata.solver[c[0]]}}</td>
             </tr>
             {% endfor %}
         </table>