What days should I take?

 * Weekends are zero-cost for leave
 * Comiket is 10-12th inclusive

||<rowbgcolor=lightblue>  M ||  T ||  W || Th ||  F || Sa || Su || '''days of leave''' ||
|| '''24 (depart)''' || 25 || 26 || '''27''' || '''28''' || 29 || 30 || 3 ||
|| '''31''' ||  1 || '''2''' || '''3''' || '''4''' || 5 ||  6 || 4 ||
|| '''7''' || '''8''' || '''9''' || '''10''' || '''11''' || 12 || 13 || 5 ||
|| '''14 (return)''' || '''15 (arrive)''' || 16 || 17 || 18 || 19 || 20 || 2 ||

{{{
       August
Su Mo Tu We Th Fr Sa
             1  2  3
 4  5  6  7  8  9 10
11 12 13 14 15 16 17
18 19 20 21 22 23 24
25 26 27 28 29 30 31
}}}