|Literal English||Exploding Sphere|
|English games||Summoning: Mechanical Bomb|
|Manga||Volume #29, Chapter #256|
|Anime||Naruto Shippūden Episode #13|
|Game||Naruto Shippūden: Ultimate Ninja 4|
|Appears in||Anime, Manga, Game|
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 as shrapnel.