If you are going to really use the ending of KotOR 1 in a meaningful way, why wait 5 years?
if your not going to, why only wait 5 years?
If your going to, why wait so long as 5 years when a month would do.
5 years is enough time for joloony to have gotten jedi herpes and died, jedi herpes is seldom fatal in less than three years after the first force pustules shart showing.