diff --git a/codewars/8kyu/contamination-1-string/koronya.js b/codewars/8kyu/contamination-1-string/koronya.js
new file mode 100644
index 000000000..708537a9f
--- /dev/null
+++ b/codewars/8kyu/contamination-1-string/koronya.js
@@ -0,0 +1,16 @@
+// [JS][8kyu] Contamination #1 -String-
+// contamination-1-string
+// https://www.codewars.com/kata/596fba44963025c878000039/train/javascript
+
+const contamination = (text, char) => {
+  if (text === '' || char === '') {
+    return ''
+  }
+  return char.repeat(text.length)
+}
+
+contamination('abc', 'z') === 'zzz'
+contamination('', 'z') === ''
+contamination('abc', '') === ''
+contamination('_3ebzgh4', '&') === '&&&&&&&&'
+contamination('//case', ' ') === '      '