If you are looking to print physical cover art for to put into a standard retail case, the "proper paper" and dimensions depend on the type of case you are using: 1. Recommended Paper Types
Since "SLUS21059" is the NTSC-U/C (North American) version, you can find high-resolution scans and templates at:
: Provides 1200DPI box scans of the SLUS-21059 version. Digital Asset Note Tekken 5 [PS2 Classics] [SLUS21059].pkg
Ensure your printer is set to (100% scale) and not "Fit to Page". PS2 Retail Case (Black/Blue) : Size : 273 mm x 183 mm (approx. 10.75" x 7.2"). Spine Width : ~14 mm. PS3 Retail Case (Clear) : Size : 271 mm x 149 mm (approx. 10.67" x 5.87"). Spine Width : ~14 mm. 3. Sourcing High-Quality Art
: Offers retail and custom covers specifically for Tekken 5. If you are looking to print physical cover
If by "proper paper" you meant the digital assets required for a PS3 .pkg installation to show up correctly on the XMB: : 320x176 pixels (standard) or up to 512x512. PIC1.PNG (Background) : 1920x1080 pixels.
For a professional, retail-quality look, avoid standard printer paper. Instead, use: PS2 Retail Case (Black/Blue) : Size : 273
: Often referred to as "flyer paper" (around 120–150 gsm).