Hacking Gundam Assault Survive [JP] [Need Hack Tune Mission]

[Inganumati]

Hi ,
i have idia want to improve the game of (PSP) Gundam Assault Survive (JPN)
i not want translation it to english.
but i want to improve game level cuz it no have option for it.
like a add more enermy robot or tune of enermy robot level on stage.or even unlock cockpit view in multiplayer mode.
but i don't know how to do.
i need help from some hacker that have experience of it.

please tell me where the file of it that i should go edit ?
(i can read japan language a little so if i can go inside it not hard for me to change it/ i hope so.)
which filename extension that it have all data about enermy in the stage i should ?
and which program that i need to open that filename extension and which program i need to use for repacking after change ?

if it have thread to tell about it please give me.
(in my opinion this game is best gundam game even compare with PS3-4 gundam game.so it worthy to do.)

 

[Inganumati]

example inside .iso of game

have .md5 also ?
this mean protect ? if i add something need change inside .md5 ?

(i bet fileset.dat and gundam.dat is locate for script in the mission.but i don't understand it)

 

[Inganumati]

trying to understand some inside .dat. it encoding with script so weird ? maybe i need decrypt it before ?

main UTF-16LE
sub UTF 16BE
sub EUC JP

but
where the robot amount in the map area ?
what language it ?
how to compare (know) and change ? ammount ?

 

[Inganumati]

inside .idx found index of robot/map
encoding with EUC JP

 

[Inganumati]

after try decrypted eboot.bin.lucky i found language here.but that not i aim for.
maybe i need to decrypt fileset.dat and gundam.dat before ?
i need help from hacker >.<