Really cheap and fun to go, please give yoruself at least 3-4 hours or more if you want to join their cooking program or craft workshop. kids just yen600 and adult yen 1200. directly next to the Omigachi subway. good place to go especially if its a rainy day. Do note they r close on Monday.
Its best to bring some simple food or eat opposite cos there r no cafe inside this place.
Join ahead to the workshop n classes on level 3 before playing your heart out at level 4 & 5.