Scorch Release: Great Steaming Explosive Blast

Pakura combines several of her flaming orbs to create a single massive one, which then violently explodes with enough force and power to incinerate a large area around it. When this happens, steam can be seen emitting from the area.

Trivia

 * While not named in the anime, the technique was given a proper name in Naruto Shippūden: Ultimate Ninja Blazing.