diff --git a/resources/views/layouts/app.blade.php b/resources/views/layouts/app.blade.php
index a61d176..1ecfe47 100644
--- a/resources/views/layouts/app.blade.php
+++ b/resources/views/layouts/app.blade.php
@@ -441,165 +441,138 @@
                         </li>
 
                         <!-- 駐輪場マスタ -->
-                        <?php $route = [
-    'ptypes',
-    'parks',
-    'managers',
-    'settlement_transactions',
-    'print_areas',
-    'operator_ques',
-    'regular_types',
-    'jurisdiction_parkings',
-    'city',
-    'pricelist',
-    'prices',
-    'psection',
-    'price_add',
-    'price_info',
-    'price_edit',
-];?>
-                        <li
-                            class="nav-item has-treeview @if(in_array(app('router')->currentRouteName(), $route)) menu-open @endif">
-                            <a href="#"
-                                class="nav-link @if(in_array(app('router')->currentRouteName(), $route)) active @endif">
+                        @php
+                            // 駐輪場マスタ：ルート名がここに含まれている場合、展開＆ハイライト
+                            $parkingRoutes = [
+                                'ptypes',
+                                'parks',
+                                'managers',
+                                'print_areas',
+                                'operator_ques',
+                                'regular_types',
+                                'jurisdiction_parkings',
+                                'city',
+                                'pricelist',
+                                'prices',
+                                'psection',
+                                'price_add',
+                                'price_info',
+                                'price_edit',
+                                'zones',
+                                'stations',
+                                'terms',
+                                'contract_allowable_cities',
+                            ];
+                            $current = app('router')->currentRouteName();
+                        @endphp
+
+                        <!-- 駐輪場マスタ -->
+                        <li class="nav-item has-treeview @if(in_array($current, $parkingRoutes)) menu-open @endif">
+                            <a href="#" class="nav-link @if(in_array($current, $parkingRoutes)) active @endif">
                                 <i class="nav-icon fa fa-th"></i>
                                 <p>
-                                    {{__("駐輪場マスタ")}}
+                                    {{ __("駐輪場マスタ") }}
                                     <i class="right fa fa-angle-down"></i>
                                 </p>
                             </a>
-                            <ul class="nav nav-treeview" @if(in_array(app('router')->currentRouteName(), $route))
-                            style="display: block;" @else style="display: none;" @endif>
-                                <li class="nav-item">
-                                    <a href="{{route('parks')}}"
-                                        class="nav-link @if(app('router')->is('parks')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{__("駐輪場マスタ")}}</p>
-                                    </a>
+                            <ul class="nav nav-treeview" style="display: @if(in_array($current, $parkingRoutes)) block @else none @endif;">
+                                <li class="nav-item"><a href="{{ route('parks') }}" class="nav-link @if($current === 'parks') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("駐輪場マスタ") }}</p></a>
                                 </li>
-                                <li class="nav-item">
-                                    <a href="{{route('city')}}"
-                                        class="nav-link @if(app('router')->is('city')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{__("市区マスタ")}}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('city') }}" class="nav-link @if($current === 'city') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("市区マスタ") }}</p></a>
                                 </li>
-                                <li class="nav-item">
-                                    <a href="{{ route('pricelist') }}"
-                                        class="nav-link {{ app('router')->is('pricelist') ? 'active' : '' }}">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{ __("料金一覧表") }}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('pricelist') }}" class="nav-link @if($current === 'pricelist') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("料金一覧表") }}</p></a>
                                 </li>
-                                <li class="nav-item">
-                                    <a href="{{route('prices')}}"
-                                        class="nav-link @if(app('router')->is('prices')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{__('駐輪場所、料金マスタ')}}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('prices') }}" class="nav-link @if($current === 'prices') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("駐輪場所、料金マスタ") }}</p></a>
                                 </li>
-                                <li class="nav-item">
-                                    <a href="{{route('psection')}}"
-                                        class="nav-link @if(app('router')->is('psection')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{__('車種区分マスタ')}}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('psection') }}" class="nav-link @if($current === 'psection') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("車種区分マスタ") }}</p></a>
                                 </li>
-
-                                <li class="nav-item">
-                                    <a href="{{route('ptypes')}}"
-                                        class="nav-link @if(app('router')->is('ptypes')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{__('駐輪分類マスタ')}}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('ptypes') }}" class="nav-link @if($current === 'ptypes') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("駐輪分類マスタ") }}</p></a>
                                 </li>
-                                <!-- kin start -->
-                                <li class="nav-item">
-                                    <a href="{{ route('zones') }}" 
-                                        class="nav-link @if(app('router')->is('zones')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{ __("ゾーンマスタ") }}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('zones') }}" class="nav-link @if($current === 'zones') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("ゾーンマスタ") }}</p></a>
                                 </li>
-                                <li class="nav-item">
-                                    <a href="{{ route('regular_types') }}" 
-                                        class="nav-link @if(app('router')->is('regular_types')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{ __("定期種別マスタ") }}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('regular_types') }}" class="nav-link @if($current === 'regular_types') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("定期種別マスタ") }}</p></a>
                                 </li>
-                                <li class="nav-item">
-                                    <a href="{{ route('stations') }}" 
-                                        class="nav-link @if(app('router')->is('stations')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p class="mb-0">{{ __("近傍駅マスタ") }}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('stations') }}" class="nav-link @if($current === 'stations') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("近傍駅マスタ") }}</p></a>
                                 </li>
-                                <li class="nav-item">
-                                    <a href="{{ route('terms') }}" 
-                                        class="nav-link @if(app('router')->is('terms')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{ __("利用契約マスタ") }}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('terms') }}" class="nav-link @if($current === 'terms') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("利用契約マスタ") }}</p></a>
                                 </li>
-                                <li class="nav-item">
-                                    <a href="{{ route('jurisdiction_parkings') }}" 
-                                        class="nav-link @if(app('router')->is('jurisdiction_parkings')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{ __("管轄駐輪場マスタ") }}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('jurisdiction_parkings') }}" class="nav-link @if($current === 'jurisdiction_parkings') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("管轄駐輪場マスタ") }}</p></a>
                                 </li>
-                                <li class="nav-item">
-                                    <a href="{{ route('print_areas') }}" 
-                                        class="nav-link @if(app('router')->is('print_areas')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{ __("シール印刷範囲マスタ") }}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('print_areas') }}" class="nav-link @if($current === 'print_areas') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("シール印刷範囲マスタ") }}</p></a>
                                 </li>
-                                <li class="nav-item">
-                                    <a href="{{ route('contract_allowable_cities') }}" 
-                                        class="nav-link @if(app('router')->is('contract_allowable_cities')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{ __("契約許容市区マスタ") }}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('contract_allowable_cities') }}" class="nav-link @if($current === 'contract_allowable_cities') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("契約許容市区マスタ") }}</p></a>
                                 </li>
-                                <li class="nav-item">
-                                    <a href="{{ route('managers') }}" 
-                                        class="nav-link @if(app('router')->is('managers')) active @endif">
-                                        <i class="fa fa-circle-o nav-icon"></i>
-                                        <p>{{ __("駐輪場管理者マスタ") }}</p>
-                                    </a>
+                                <li class="nav-item"><a href="{{ route('managers') }}" class="nav-link @if($current === 'managers') active @endif">
+                                    <i class="fa fa-circle-o nav-icon"></i>
+                                    <p>{{ __("駐輪場管理者マスタ") }}</p></a>
                                 </li>
                             </ul>
                         </li>
 
+                        @php
+                            // 決済マスタ：ルート名がここに含まれている場合、展開＆ハイライト
+                            $paymentRoutes = [
+                                'tax',                     // 消費税マスタ
+                                'payments',                // 決済情報マスタ
+                                'settlement_transactions', // 決済トランザクション
+                            ];
+                            $current = app('router')->currentRouteName();
+                        @endphp
+
                         <!-- 決済マスタ -->
-                        <li class="nav-item has-treeview">
-                            <a href="#" class="nav-link">
+                        <li class="nav-item has-treeview @if(in_array($current, $paymentRoutes)) menu-open @endif">
+                            <a href="#" class="nav-link @if(in_array($current, $paymentRoutes)) active @endif">
                                 <i class="nav-icon fa fa-crop"></i>
                                 <p>
                                     {{ __("決済マスタ") }}
                                     <i class="right fa fa-angle-down"></i>
                                 </p>
                             </a>
-                            <ul class="nav nav-treeview">
+
+                            <ul class="nav nav-treeview" style="display: @if(in_array($current, $paymentRoutes)) block @else none @endif;">
                                 <li class="nav-item">
                                     <a href="{{ route('tax') }}" 
-                                        class="nav-link @if(app('router')->is('tax')) active @endif">
+                                        class="nav-link @if($current === 'tax') active @endif">
                                         <i class="fa fa-circle-o nav-icon"></i>
                                         <p>{{ __('消費税マスタ') }}</p>
                                     </a>
                                 </li>
                                 <li class="nav-item">
                                     <a href="{{ route('payments') }}" 
-                                        class="nav-link @if(app('router')->is('payments')) active @endif">
+                                        class="nav-link @if($current === 'payments') active @endif">
                                         <i class="fa fa-circle-o nav-icon"></i>
                                         <p>{{ __("決済情報マスタ") }}</p>
                                     </a>
                                 </li>
                                 <li class="nav-item">
                                     <a href="{{ route('settlement_transactions') }}" 
-                                        class="nav-link @if(app('router')->is('settlement_transactions')) active @endif">
+                                        class="nav-link @if($current === 'settlement_transactions') active @endif">
                                         <i class="fa fa-circle-o nav-icon"></i>
                                         <p>{{ __("決済トランザクション") }}</p>
                                     </a>
@@ -607,47 +580,55 @@
                             </ul>
                         </li>
 
+
+                        @php
+                            // システムマスタ：ルート名がここに含まれている場合、展開＆ハイライト
+                            $systemRoutes = [
+                                'opes',
+                                'devices',
+                                'operator_ques',
+                                'settings',
+                                'mail_templates',
+                            ];
+                            $current = app('router')->currentRouteName();
+                        @endphp
+
                         <!-- システムマスタ -->
-                        <li class="nav-item has-treeview">
-                            <a href="#" class="nav-link">
+                        <li class="nav-item has-treeview @if(in_array($current, $systemRoutes)) menu-open @endif">
+                            <a href="#" class="nav-link @if(in_array($current, $systemRoutes)) active @endif">
                                 <i class="nav-icon fa fa-cogs"></i>
                                 <p>
                                     {{ __("システムマスタ") }}
                                     <i class="right fa fa-angle-down"></i>
                                 </p>
                             </a>
-                            <ul class="nav nav-treeview">
+                            <ul class="nav nav-treeview" style="display: @if(in_array($current, $systemRoutes)) block @else none @endif;">
                                 <li class="nav-item">
-                                    <a href="{{ route('opes') }}" 
-                                        class="nav-link @if(app('router')->is('opes')) active @endif">
+                                    <a href="{{ route('opes') }}" class="nav-link @if($current === 'opes') active @endif">
                                         <i class="fa fa-circle-o nav-icon"></i>
                                         <p>{{ __("オペレーターマスタ") }}</p>
                                     </a>
                                 </li>
                                 <li class="nav-item">
-                                    <a href="{{ route('devices') }}" 
-                                        class="nav-link @if(app('router')->is('devices')) active @endif">
+                                    <a href="{{ route('devices') }}" class="nav-link @if($current === 'devices') active @endif">
                                         <i class="fa fa-circle-o nav-icon"></i>
                                         <p>{{ __("デバイス管理マスタ") }}</p>
                                     </a>
                                 </li>
                                 <li class="nav-item">
-                                    <a href="{{ route('operator_ques') }}" 
-                                        class="nav-link @if(app('router')->is('operator_ques')) active @endif">
+                                    <a href="{{ route('operator_ques') }}" class="nav-link @if($current === 'operator_ques') active @endif">
                                         <i class="fa fa-circle-o nav-icon"></i>
                                         <p>{{ __("オペレーターキュー") }}</p>
                                     </a>
                                 </li>
                                 <li class="nav-item">
-                                    <a href="{{ route('settings') }}" 
-                                        class="nav-link @if(app('router')->is('settings')) active @endif">
+                                    <a href="{{ route('settings') }}" class="nav-link @if($current === 'settings') active @endif">
                                         <i class="fa fa-circle-o nav-icon"></i>
                                         <p>{{ __("設定マスタ") }}</p>
                                     </a>
                                 </li>
                                 <li class="nav-item">
-                                    <a href="{{ route('mail_templates') }}" 
-                                        class="nav-link @if(app('router')->is('mail_templates')) active @endif">
+                                    <a href="{{ route('mail_templates') }}" class="nav-link @if($current === 'mail_templates') active @endif">
                                         <i class="fa fa-circle-o nav-icon"></i>
                                         <p>{{ __("メール送信テンプレート") }}</p>
                                     </a>
@@ -655,18 +636,26 @@
                             </ul>
                         </li>
 
-                        <li class="nav-item has-treeview">
-                            <a href="#" class="nav-link">
+                        @php
+                            // マスタ管理：ルート名がここに含まれている場合、展開＆ハイライト
+                            $masterRoutes = [
+                                'inv_settings',
+                            ];
+                            $current = app('router')->currentRouteName();
+                        @endphp
+
+                        <!-- マスタ管理 -->
+                        <li class="nav-item has-treeview @if(in_array($current, $masterRoutes)) menu-open @endif">
+                            <a href="#" class="nav-link @if(in_array($current, $masterRoutes)) active @endif">
                                 <i class="nav-icon fa fa-object-group"></i>
                                 <p>
                                     {{ __("マスタ管理") }}
                                     <i class="right fa fa-angle-down"></i>
                                 </p>
                             </a>
-                            <ul class="nav nav-treeview">
+                            <ul class="nav nav-treeview" style="display: @if(in_array($current, $masterRoutes)) block @else none @endif;">
                                 <li class="nav-item">
-                                    <a href="{{ route('inv_settings') }}" 
-                                        class="nav-link @if(app('router')->is('inv_settings')) active @endif">
+                                    <a href="{{ route('inv_settings') }}" class="nav-link @if($current === 'inv_settings') active @endif">
                                         <i class="fa fa-circle-o nav-icon"></i>
                                         <p>{{ __("インボイス設定") }}</p>
                                     </a>