Missing Controller

Error: Ryuho-okawaController could not be found.

Error: Create the class Ryuho-okawaController below in file: app/controllers/ryuho-okawa_controller.php

<?php
class Ryuho-okawaController extends AppController {

	var $name = 'Ryuho-okawa';
}
?>

Notice: If you want to customize this error message, create app/views/errors/missing_controller.ctp