Ninja Hattori-Kun Returns
S4 · E37 — Be Careful!
S4:E37 · Be Careful!
52 episodes in this season
Collecting Chestnuts
13 min
Hattori becomes a trainer, again
Save Ms. Aiko
Too many cooks spoil the broth
Smoke Signal Ninja Technique
A day without ninja techniques
Return of favors
Ninja Gum Ball
Female Koga Ninja in town
Kite fight competition
An underground hotel?
Bamboo Ninja Technique Challenge
Jobs for the three
Kenichi becomes a Salesman
Fighter Shinzo
Ninja Traffic Safety class
Exchanged love letters
Shinzo's new friends
Ninja Flute Player
Shishimanu's Training
A picture with Celebrity
I don't want to be class monitor!
Say no to Ninja Techniques!
Cup & Ball Tournament
Shinzo, a billionaire?!
Ninja Snowball Fight
Skiing trip
Amara's Challenge to Hattori
Shinzo's heavyweight training
Beach Café
Hattori's thunderous sneezes
Cleaning spree
Guest's incoming
Amara's road to fitness
A day out with a celebrity
Be Careful!
Koike Sirs' Marriage Proposal
Hattori is misunderstood
A vacation to Hawaii!
A visit by Indian Ninja
Shishimanu leaves home
Keo in danger
Mummy's daughter?
A cup worth million
Shinzo's own room
Tyumeko's Piano Performance
Detective Mummy
Don't Be Scared!
A flying squirrel Ninja
Invisible Ink's Good luck charm
Goodbye, Kenichi
