|Strange Mask Exploding Flame|
|Rōmaji||Kimen no Bakuen|
|English games||Weird Mask Blast Flames|
|Manga||Volume #37, Naruto Chapter #336|
|Anime||Naruto Shippūden Episode #86|
|Game||Naruto Shippūden: Ultimate Ninja Storm 2|
|Appears in||Anime, Manga, Game|
|Classification||Hiden, Ninjutsu, Kinjutsu|
By having his fire and wind masks merge, with or without him, Kakuzu has them combine their fire and wind attacks to create a powerful blast of intense fire. Kakashi remarked that water alone wasn't enough to put it out. It took the effort of a wind-enhanced water technique to fully counter it.
- While unnamed in the manga and anime, it was named in Naruto Shippūden: Ultimate Ninja Storm 2.
- In Rock Lee's Springtime of Youth Full Power Ninja Chronicles, this technique is called Earth Grudge Fear: Simultaneous Arson (地怨虞・一斉放火, Jiongu: Issei Hōka).