diff --git a/codewars/7kyu/broken-collatz/koronya.js b/codewars/7kyu/broken-collatz/koronya.js
new file mode 100644
index 000000000..5a7e651ab
--- /dev/null
+++ b/codewars/7kyu/broken-collatz/koronya.js
@@ -0,0 +1,15 @@
+// [JS][7kyu] Broken Collatz
+// broken-collatz
+// https://www.codewars.com/kata/57e8c68c97a05990b10000c3/train/javascript
+
+const collatz = (n, count = 0) => {
+  if (n === 1) {
+    return count + 1
+  }
+  const nextN = n % 2 === 0 ? n / 2 : n * 3 + 1
+  return collatz(nextN, count + 1)
+}
+
+collatz(2) === 2
+collatz(4) === 3
+collatz(6) === 9