One of the few things that popular culture has correct about the elusive ninjas as the fact that they often employed smoke bombs as a diversionary tactic.
Ninja Powder Bomb (Metsubushi)
The Secret Weapons of the Ninjas: Cat Hands (Neko-te)
The Secret Weapons of the Ninjas: Gunpowder
Buy Ninja Exploding Smoke Bomb (Make Ninja Impact Smoke Bombs): Disappear Like a NINJA!: Read Kindle Store Reviews
Ninja Exploding Smoke Bomb (Make Ninja Impact Smoke Bombs): Disappear Like a NINJA! See more
A Turtle That Was Hidden (TMNT Book 2) - Ninja Smoke Bombs - Wattpad
I found a vending machine in Japan that puts your face on figurines. I always wanted to be a ninja! : r/pics
How to Make a Smoke Bomb DIY Homemade Smoke Bombs
HOLIDAY FEATURE! NINJA OF THE MONTH + GIVEAWAY (NOTCOT Gift Guide 2009)
How to Make a Simple Smoke Bomb: 12 Steps (with Pictures)
Ninja Exploding Smoke Bomb (Make Ninja Impact Smoke Bombs): Disappear Like a NINJA! eBook : Clan, Kageboushi: Kindle Store
How to Make a Smoke Bomb! : 6 Steps - Instructables