MISCELLANEOUS:
Megaphone
Inflatable five-ton hammmer
Inflatable ten-ton hammer
Hammer
Nails
Screwdriver
Spare rag
Rubber band ball
Paper clip chain (17 paper clips)
Frying pan
Small chalkboard
Blanket
Cape
Sogeking's mask
Sketchpad
Small notebook
Colored pencils (packaged, 24)
Markers (packaged, 8)
Rope, coiled (roughly 10 feet)
Pens (2 black, 1 blue, 1 red)
Popsicle sticks (4 whole, 2.5 collective broken pieces)
Glue (1 bottle, average size)
Average slingshot
Kabuto sections
Small sewing kit
Balloons (3, uninflated)
False mustaches (emergency disguises)
Matches (3.5)
Spare mittens (one pair)
Scarf
Thermos (occasional, contents vary)
Tissues (about half of a box's worth, randomly scattered)
DIALS:
Impact (1)
Tone (1)
Breath (1)
Smell (1)
Flash (1)
BOSHI (packaged according to type, values unknown):
Kayaku (average explosives)
Kemuri (smoke bombs)
Ketchup
Nemari (plain pachinko balls)
Kaen (flame), Tobasco
MISC. AMMUNITION (values unknown):
Caltrops
Shuriken
AMMUNITION (valued):
Rotten eggs (4)
Fresh eggs (3)
Emergency flares (5)
On an added note: no, I have no idea how he manages to fit it all.