Yeah Disneyland in the PRK ain't so knife friendly. :grumpy:
An excerpt from Disneyland's
Permitted Items Park Rules:
Sporting goods or equipment (e.g., baseball bats, helmets, hockey sticks, golf clubs, bows and arrows, camping equipment, chairs, stools, tables and Frisbees)
Weapons of any kind or object that appear to be weapons (toy guns, toy blasters, squirt guns, etc.)
Self-defense equipment (e.g., pepper spray, mace, stun guns)
Restraining devices (e.g., handcuffs, zip ties) or any suspicious items (e.g., box cutters, razor blades, duct tape, wire)
Items that may be disruptive (e.g. laser pointers, slingshots, stink bombs, air horns)
Cremated remains (e.g., urns, vases, boxes) <--- I thought this was particularly dangerous! 
Miscellaneous other items (tools, fire extinguishers, musical instruments, megaphones, pots and pans)
Last time I went was in 2011 and I took a ZT0350 no metal detectors and no hassles... And now even my SAK Compact is verboten... Sigh.