QuickBMS script and Noesis plugin for extracting and converting textures from Acceleration of Suguri X-Edition
Download QuickBMS from their website at https://aluigi.altervista.org/quickbms.htm. Use the OrangeJuiceCompressed script on a texture archive from AoSX (found in the mdl folder) and then let it extract. Then install the Noesis plugin to view the contents of the resulting files.