Summoning: True Fire of the Flaming Mountain

The user summons flames from flaming mountains. As the flames are summoned from another location, they are not made from the user's chakra, which prevents them from being absorbed by the shinjutsu, Kāma.

Trivia

 * While referred to only as Summoning Technique in the manga and anime, it was named in Naruto x Boruto: Ultimate Ninja Storm Connections.