The files in Tekken 7 contain letters that describe it's type. For example:
T_CH_kaz_bdu_1P_wind_coat_D
Let's break down the file name.
T - This prefix stands for Texture
CH - This indicates that it's a file relates to a character
kaz - Indicates that this is Kazuya's texture
1P_wind_coat - The item this file is related to
D - In the context of a texture file, this indicates that this is the diffuse texture map.
Not every asset may follow the same naming scheme and it varies between asset types, whether it's for a character or a stage, a blueprint, etc.
T7_.
Let's break down a few more asset file names:
T7_MI_ENV_s8BuildingNearAConc
T7 - Stands for TEKKEN 7
MI - MI means that the asset file is a Material Instace
s8BuildingNearAConc - The item this file is related to, s8 indicates that it's for stage 8 - Mishima Building Elevator.
M_CH_Base
M - This prefix stands for Material
CH - This incidates that it's a file relates to a character
Base - In the context of the file, this is the base clothing material file for characters.
M_CH_Aniso_mask_HueShift
M - This prefix stands for Material
CH - This incidates that it's a file relates to a character
Aniso - Stands for Anisotropic. In the context of this file, this is a material that is anisotropic.
mask - Indicates that the material is of a mask type, which means that it contains transparency
HueShift - An additional suffix that indicates that this material contains a hue shift that interpolates between different colors.
Character assets: TekkenGame\Content\Characters
Stages: TekkenGame\Content\Maps
Stage assets: TekkenGame\Content\Stage
UI assets: TekkenGame\Content\UI_common
Sound assets: TekkenGame\Content\WwiseAudio