|Literal English||Exploding Sphere|
|English anime||Summoning: Mechanical Bomb|
|Anime||Naruto Shippūden Episode #13|
|Game||Naruto Shippūden: Ultimate Ninja 4|
|Appears in||Anime, Manga, Game, Movie|
A ninja tool stored in Tenten's large scroll. It's a metal sphere with kunai welded into it, which also has a hidden explosive tag that causes it to explode upon contact, sending out kunai and fragments of the sphere thrown out by the explosion as shrapnel.