YOU SAID:

<script> alert( 'Hello, world!' ); </script>

INTO JAPANESE

<script> alert( 'Hello, world!' ); </script>

BACK INTO ENGLISH

<script> alert( 'Hello, world!' ); </script>

INTO JAPANESE

<script> alert( 'Hello, world!' ); </script>

BACK INTO ENGLISH

<script> alert( 'Hello, world!' ); </script>