Lets play a math game, shall we?
1 Hour playtime = 28,000yen, -3000 only if before 5pm = 25,000.
2 Hour playtime = 35,000yen, -3000 anytime = 32,000.
2 Girls, 2 Hours = 73,000yen, -3000, anytime = 70,000.
2 Girls, 3 Hours + Costume, 115,000+6,000 = 121,000. Special = 95,000 (-26,000...