In //Paper Mario: The Thousand-Year Door//'s root file structure, the game's textbox and text graphics is stored in root/f.

The tpl format is a compressed file format that contains .tga files, which can be opened by most graphical editing programs.

=====root/f=====
====msgWindow.tpl====
Graphics for the game's various textboxes and various extra textbox symbol sprites.

====papermarioset_EU.bfn====
Stores graphics for the english text textures for the UK version, nearly identical to the US version.

====papermarioset_JPN.bfn====
Stores graphics for the japanese text textures.

====papermarioset_US.bfn====
Stores graphics for the english text textures.