diff --git a/line b/line
new file mode 100644
index 0000000..6f60958
--- /dev/null
+++ b/line
@@ -0,0 +1,56 @@
+#include <WiFi.h>
+#include <WiFiMulti.h>
+#include <WiFiClient.h>
+#include <HTTPClient.h>
+
+WiFiMulti WiFiMulti;
+
+void setup() {
+  Serial.begin(115200);
+  WiFi.mode(WIFI_STA);
+  WiFiMulti.addAP("ics-ap", "jikkenics");
+  
+  // wait for WiFi connection
+  Serial.print("Waiting for WiFi to connect...");
+  while ((WiFiMulti.run() != WL_CONNECTED)) {
+    Serial.print(".");
+    delay(50);
+  }
+  Serial.println(" connected");
+}
+
+void loop(){
+  //ここでif文を打つ
+    sendLineNotify();
+  
+  
+  }
+
+int sendLineNotify() {
+ HTTPClient http;
+
+  if (http.begin("https://notify-api.line.me/api/notify")) {  
+    http.addHeader("Authorization", "Bearer ssJzyHVJE5pELzp0BdX5aieaovE33Md0gcmugu1A6qv"); 
+    http.addHeader("Content-Type", "application/x-www-form-urlencoded"); // format of postdata
+    String postdata = "message=換気をしてください";
+    int httpCode = http.POST(postdata);
+
+    // httpCode will be negative on error
+    if (httpCode > 0) {
+      // HTTP header has been send and Server response header has been handled
+      Serial.printf("[HTTP] GET... code: %d\n", httpCode);
+
+      // file found at server
+      if (httpCode == HTTP_CODE_OK || httpCode == HTTP_CODE_MOVED_PERMANENTLY) {
+        String payload = http.getString();
+        Serial.println(payload);
+      }
+    } else {
+      Serial.printf("[HTTP] GET... failed, error: %s\n", http.errorToString(httpCode).c_str());
+    }
+    http.end();
+  } else {
+    Serial.printf("[HTTP] Unable to connect\n");
+  }
+  return 0;
+}