diff --git a/src/components/Profile.tsx b/src/components/Profile.tsx
index 0ac128f..e2e8255 100644
--- a/src/components/Profile.tsx
+++ b/src/components/Profile.tsx
@@ -25,6 +25,17 @@ export default function Profile() {
                 <h2 className="text-xl font-semibold dark:text-gray-200 mt-2 mb-1 ml-1">{t("affiliation")}</h2>
 
                 <ol className="relative border-s border-gray-700 left-2">
+                    <li className="mb-2 ms-4">
+                        <div className="absolute w-3 h-3 rounded-full mt-1.5 -start-1.5 border border-gray-900 bg-gray-700"></div>
+                        <time className="mb-1 text-sm font-normal leading-none dark:text-gray-400">
+                            {t("year/month", { year: 2024, month: localizedMonth(4) })} &ndash;
+                        </time>
+                        <h3 className="text-lg font-semibold dark:text-white">
+                            <a href="https://www.hiroshima-cu.ac.jp">
+                                {t("isp")}
+                            </a>
+                        </h3>
+                    </li>
                     <li className="mb-2 ms-4">
                         <div className="absolute w-3 h-3 rounded-full mt-1.5 -start-1.5 border border-gray-900 bg-gray-700"></div>
                         <time className="mb-1 text-sm font-normal leading-none dark:text-gray-400">
diff --git a/src/locales/en.json b/src/locales/en.json
index f255c52..81dab4f 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -28,6 +28,7 @@
         "sent_error": "Error occured while sending your message: ",
         "name": "Name",
         "body": "Message body",
-        "send": "Send"
+        "send": "Send",
+        "isp": "ISP"
     }
 }
diff --git a/src/locales/ja.json b/src/locales/ja.json
index 301906f..f2426da 100644
--- a/src/locales/ja.json
+++ b/src/locales/ja.json
@@ -30,6 +30,7 @@
         "sent_error": "送信するときになんらかの問題が発生しました: ",
         "name": "名前",
         "body": "本文",
-        "send": "送信"
+        "send": "送信",
+        "isp": "インターネットサービスプロバイダー"
     }
 }
diff --git a/src/locales/zh-cn.json b/src/locales/zh-cn.json
index 194c3ae..1522b05 100644
--- a/src/locales/zh-cn.json
+++ b/src/locales/zh-cn.json
@@ -28,6 +28,7 @@
         "sent_error": "发送时出现问题: ",
         "name": "句柄名称",
         "body": "文本",
-        "send": "发送"
+        "send": "发送",
+        "isp": "互联网服务供应商"
     }
 }