On another note, thanks for making this game... I like it because while it does have a lot of shortcut formulas in which the girls gain muscle, however, there's a lot of hard work and pumping iron that goes on which can't be ignored and
Spoilers...
the effects of a quick gain of muscle is nicely shown in Stella's arc where the strength leads to immense arrogance and Greg and Akari feeding her the humble pie was just as great.