diff --git a/src/discord.ts b/src/discord.ts
index 56d77407..e0db3902 100644
--- a/src/discord.ts
+++ b/src/discord.ts
@@ -13,6 +13,7 @@ import { SuperCommand } from './commands/super'
 import { PowaCommand } from './commands/powa'
 import { AlphaCommand } from './commands/alpha'
 import { GreetingEvent } from './events/greeting'
+import { EnenEvent } from './events/enen'
 
 export class Discord {
   private config: Configuration
@@ -43,7 +44,10 @@ export class Discord {
     this.client.on('ready', this.onReady.bind(this))
     this.client.on('messageCreate', this.onMessageCreate.bind(this))
 
-    const events: BaseDiscordEvent<any>[] = [new GreetingEvent(this)]
+    const events: BaseDiscordEvent<any>[] = [
+      new GreetingEvent(this),
+      new EnenEvent(this),
+    ]
     for (const event of events) {
       event.register()
     }
diff --git a/src/events/enen.ts b/src/events/enen.ts
new file mode 100644
index 00000000..7ddaf36d
--- /dev/null
+++ b/src/events/enen.ts
@@ -0,0 +1,14 @@
+import { Message } from 'discord.js'
+import { BaseDiscordEvent } from '.'
+
+export class EnenEvent extends BaseDiscordEvent<'messageCreate'> {
+  get eventName(): 'messageCreate' {
+    return 'messageCreate'
+  }
+
+  async execute(message: Message<boolean>): Promise<void> {
+    if (message.content.includes('えんえん')) {
+      await message.react('🥲')
+    }
+  }
+}