diff --git a/src/main/java/org/shirakawatyu/handixikebackend/aop/ApiLayerAspect.java b/src/main/java/org/shirakawatyu/handixikebackend/aop/ApiLayerAspect.java
index 84e78f9..35824f3 100644
--- a/src/main/java/org/shirakawatyu/handixikebackend/aop/ApiLayerAspect.java
+++ b/src/main/java/org/shirakawatyu/handixikebackend/aop/ApiLayerAspect.java
@@ -68,7 +68,12 @@ public Object around(ProceedingJoinPoint point) {
         try {
             return point.proceed();
         } catch (Throwable e) {
-            switch (e.getCause()) {
+            Throwable cause = e.getCause();
+            if (cause == null) {
+                log.error("Err in Aspect", e);
+                return null;
+            }
+            switch (cause) {
                 case ResourceAccessException e1 -> {
                     Throwable rootCause = e1.getRootCause();
                     if (rootCause instanceof HttpServerErrorException.GatewayTimeout | rootCause instanceof SocketTimeoutException |
@@ -103,7 +108,7 @@ public Count(int times, long lastCountTime) {
 
     private void defaultHandler(Count cnt, String method, Throwable e) {
         cnt.times.updateAndGet((x) -> {
-            log.warn("{}: {} {}", e.getClass().getSimpleName(), method, cnt.times);
+            log.warn("{}: {} {}", e.getClass(), method, cnt.times, e);
             return x + 1;
         });
         throw new CircuitBreakerException();
diff --git a/src/main/java/org/shirakawatyu/handixikebackend/utils/Requests.java b/src/main/java/org/shirakawatyu/handixikebackend/utils/Requests.java
index 908c191..1d937da 100644
--- a/src/main/java/org/shirakawatyu/handixikebackend/utils/Requests.java
+++ b/src/main/java/org/shirakawatyu/handixikebackend/utils/Requests.java
@@ -1,5 +1,6 @@
 package org.shirakawatyu.handixikebackend.utils;
 
+import lombok.SneakyThrows;
 import lombok.experimental.UtilityClass;
 import org.apache.hc.client5.http.classic.methods.HttpGet;
 import org.apache.hc.client5.http.classic.methods.HttpPost;
@@ -10,15 +11,24 @@
 import org.apache.hc.client5.http.impl.DefaultRedirectStrategy;
 import org.apache.hc.client5.http.impl.classic.CloseableHttpClient;
 import org.apache.hc.client5.http.impl.classic.HttpClients;
+import org.apache.hc.client5.http.impl.io.PoolingHttpClientConnectionManager;
+import org.apache.hc.client5.http.impl.io.PoolingHttpClientConnectionManagerBuilder;
+import org.apache.hc.client5.http.ssl.NoopHostnameVerifier;
+import org.apache.hc.client5.http.ssl.SSLConnectionSocketFactoryBuilder;
+import org.apache.hc.client5.http.ssl.TrustAllStrategy;
 import org.apache.hc.core5.http.HttpEntity;
 import org.apache.hc.core5.http.NameValuePair;
 import org.apache.hc.core5.http.io.HttpClientResponseHandler;
 import org.apache.hc.core5.http.message.BasicNameValuePair;
+import org.apache.hc.core5.ssl.SSLContextBuilder;
 import org.apache.hc.core5.util.Timeout;
 import org.shirakawatyu.handixikebackend.exception.RequestException;
 import org.springframework.util.MultiValueMap;
 
 import java.io.IOException;
+import java.security.KeyManagementException;
+import java.security.KeyStoreException;
+import java.security.NoSuchAlgorithmException;
 import java.util.ArrayList;
 
 /**
@@ -70,6 +80,7 @@ public static String postForString(String url, MultiValueMap<String, String> dat
         });
     }
 
+    @SneakyThrows
     public static <T> T getByHttpClient(String url, String referer, CookieStore cookieStore, HttpClientResponseHandler<T> handler) {
         HttpGet httpGet = new HttpGet(url);
         if (!"".equals(referer)) {
@@ -79,6 +90,7 @@ public static <T> T getByHttpClient(String url, String referer, CookieStore cook
         httpGet.addHeader("User-Agent", USER_AGENT);
         try (CloseableHttpClient client = HttpClients.custom()
                 .setDefaultRequestConfig(requestConfig)
+                .setConnectionManager(getManager())
                 .setRedirectStrategy(new DefaultRedirectStrategy())
                 .setDefaultCookieStore(cookieStore)
                 .disableDefaultUserAgent()
@@ -98,6 +110,7 @@ public static <T> T postByHttpClient(String url, CookieStore cookieStore, MultiV
         httpPost.setEntity(new UrlEncodedFormEntity(params));
         try (CloseableHttpClient client = HttpClients.custom()
                 .setDefaultRequestConfig(requestConfig)
+                .setConnectionManager(getManager())
                 .setRedirectStrategy(new DefaultRedirectStrategy())
                 .setDefaultCookieStore(cookieStore)
                 .disableDefaultUserAgent()
@@ -107,4 +120,17 @@ public static <T> T postByHttpClient(String url, CookieStore cookieStore, MultiV
             throw new RequestException(e);
         }
     }
+
+
+    @SneakyThrows
+    private PoolingHttpClientConnectionManager getManager() {
+        return PoolingHttpClientConnectionManagerBuilder.create()
+                .setSSLSocketFactory(SSLConnectionSocketFactoryBuilder.create()
+                        .setSslContext(SSLContextBuilder.create()
+                                .loadTrustMaterial(TrustAllStrategy.INSTANCE)
+                                .build())
+                        .setHostnameVerifier(NoopHostnameVerifier.INSTANCE)
+                        .build())
+                .build();
+    }
 }