nexusphp/lang/ja/lang_docleanup.php

<?php

$lang_docleanup = [
    'title' => 'クリーンアップを行う',
    'running' => '清掃中です...お待ちください',
    'force' => 'If you need to force a complete cleaning, click<a href="docleanup.php?forceall=1">here</a>',
    'time_consumed' => 'Time consumed：%f sec',
    'done' => '完了',
];