Re:

The information below applies to PunBB 1.1, 1.1.1 and 1.1.2. Versions after that are not affected.

In order for search to work when using the japanese lang pack, a small change must be made to search.php. Open up the file in a text editor and go to line 56. There, replace the text 'shift_jis' with 'EUC-JP'. Save and upload the file.

"Programming is like sex: one mistake and you have to support it for the rest of your life."