So I been editing the save files a lot, so now I know which values hold what (not sure if this have been posted here before).
This should be added to the original post
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Variable#26 - lust
Variable#27 - stamina
Variable#28 - memories (never go over 3000, takes for ever when you go the next day)
Variable#65 - amount of actions a day
Variable#1 - love 1
Variable#3 - love 2
Variable#5 - love 3
Variable#157 - Yui homework
Variable#158 - Rio homework
Variable#159 - Miyuki homework
I hope this can be helpful