Here you go, Tsukushite Agechau 4 savedata for 100% CG. No saves included.
You can use it either for the Japanese version or the North America version.
Just rename as necessary and place under install directory.
JAPANESE = TUKU4.SAV
NORTH AMERICA = TUKU4US.SAV

MasterYoshidino
(you probably know who I am so I don't need to mention my homepage, otherwise do a google search for me)