diff --git a/src/modules/core/index.ts b/src/modules/core/index.ts
index 27005e8..045d03f 100644
--- a/src/modules/core/index.ts
+++ b/src/modules/core/index.ts
@@ -27,6 +27,7 @@ export default class extends Module {
 		return (
 			this.setName(msg) ||
 			this.greet(msg) ||
+			this.omedeto(msg) ||
 			this.nadenade(msg) ||
 			this.kawaii(msg) ||
 			this.suki(msg) ||
@@ -152,6 +153,15 @@ export default class extends Module {
 		return false;
 	}
 
+	@autobind
+	private omedeto(msg: Message): boolean {
+		if (!msg.includes(['おめでと'])) return false;
+
+		msg.reply(serifs.core.omedeto(msg.friend.name));
+
+		return true;
+	}
+
 	@autobind
 	private nadenade(msg: Message): boolean {
 		if (!msg.includes(['なでなで'])) return false;
diff --git a/src/serifs.ts b/src/serifs.ts
index eaf7c63..2abe478 100644
--- a/src/serifs.ts
+++ b/src/serifs.ts
@@ -24,6 +24,8 @@ export default {
 
 		goodNight: name => name ? `おやすみなさい、${name}！` : 'おやすみなさい！',
 
+		omedeto: name => name ? `ありがとうございます、${name}♪` : 'ありがとうございます♪',
+
 		okaeri: {
 			love: name => name ? [
 				`おかえりなさい、${name}♪`,