Help? What is the name of this nes adventure girl/jet game?

i really want to download this game,,,but unfortunately i play this game about 15 years ago..
i just know that game is japan text..
the character is girl but she is a robot or bionic or something..
some stage you're being a girl some stage you being a jet,,..

she doing an animation before she turn up to jet..
and i know its a long story game,,because I'm not completed yet,, and now i want to play it..

so whats is the name..
please...... :confused:

It would help to know on what system you played it.

jetforces n64?
robotector sega?

The Guardian Legend