Quick answer
When was the first time Sanji used Diable Jambe?
Verified through chapter 415Updated
What the manga shows
3 factsSanji spins rapidly until his leg turns red and begins to glow.
Sanji names the technique Diable Jambe while his leg ignites.
Sanji charges with the glowing leg and strikes with Premiere Hachis.
Change log
1 chapter- Chapter 415Added 3 facts; updated the answer