diff --git a/src/router/indexRouter.js b/src/router/indexRouter.js
index 6096eda..d58ea74 100644
--- a/src/router/indexRouter.js
+++ b/src/router/indexRouter.js
@@ -60,6 +60,9 @@ router.get('/', (_req, res) => {
 const recent_posters = []
 
 router.post('/comment', (req, res) => {
+    if (req.body.checkbox === "on"){
+        return res.redirect('/home#visitor_table')
+    } 
     const ip = req.header('x-forwarded-for') || req.connection.remoteAddress;
     if(recent_posters.some( poster => poster.ip === ip)){
         console.log("spammer, " + ip)
diff --git a/views/home.hbs b/views/home.hbs
index 9574eb4..133f72e 100644
--- a/views/home.hbs
+++ b/views/home.hbs
@@ -327,6 +327,9 @@
 					<textarea placeholder="きき　機器　危機　聞き　気気　キキ　木木" name="comment"></textarea>
 					<br>
 					<br>
+					<input name="checkbox" checked class="checkbox" type="checkbox"><label>Don't check</label>
+					<br>
+					<br>
 					<button type="submit">Submit</button>
 				</form>
 			</div>