>Check list
> Quests:
-Pint of the red stuff!: Using a vial or bottle, gather some blood from the lake of blood in Mugenkan!
-Steal the Conclusion: Collect a book on summoning Makai shikigami from the SDM!
-A bouncy child!: Find an inflatable castle for Chen! Needs to be delivered.
-The Dolls that Shanghai: Investigate the marching dolls.
-Whats my PIN?: Find your mimic PIN at the garden of the sun.
-Tofu fries with that?: Buy some tofu for Ran's cooking. Needs to be delivered as well.
> Give him one cookie.
> Eat the other one.
> Obtain the bouncy castle.
>Get the bottle. It's high class after all!
>Eat the cookie slowly... EVER SO SLOWLY! Look for a reaction and see if by doing so you can persuade him to pay more than just 5 credits for the second cookie.
> You get the bottle. You now have 15 credits.
> You eat one cookie so slowly, and act like it's the most incredible thing you've ever tasted.
> "Errr...9 credits, each!"
> You give him one cookie. You now have 24 credits.
> He gives you the bottle and bouncy castle. Now you need to get to Yukari's house.