When Does Luffy Learn Advanced Armament Haki -

Hyogoro confirms Luffy has successfully used the technique but notes he still needs to "master it completely without much thought". What is Advanced Armament Haki (Ryuo)?

| Haki Level | When Luffy Learns It | Arc | Key Technique | |------------|----------------------|------|----------------| | Basic Armament | Post-Marineford (Timeskip) | Return to Sabaody | Hardening ("Koka") | | Advanced Armament (Emission) | Udon Prison, Days 3-5 | Wano | Projected force field | | Advanced Armament (Internal Destruction) | Udon Prison, Days 7-10 | Wano | Haki injected inside target | | First used on Kaido | Chapter 1000 / Episode 1015 | Wano (Rooftop) | Red Roc |

During the first major battle on Onigashima, Luffy fights against Kaido. He realizes that his standard Armament Haki is ineffective against Kaido’s incredibly tough scales. Kaido explicitly tells Luffy that mere Haki coating is not enough and that he needs to learn to use his Haki at a "higher level." when does luffy learn advanced armament haki

After being imprisoned in the Udon mine, Luffy met (Hyōzō), a legendary yakuza boss from 20 years earlier who was a master of Ryuo (the Wano name for Advanced Armament Haki).

Luffy learns (specifically the ability to emit Haki and destroy targets from the inside, known as Ryuou ) during the Wano Country Arc . Hyogoro confirms Luffy has successfully used the technique

After a devastating defeat at the hands of the Emperor Kaido, Luffy is thrown into the Udon labor camp. He realizes his basic Armament Haki isn't strong enough to pierce Kaido's indestructible scales, so he uses his time in prison—despite being weakened by Sea Prism Stone cuffs—to train his body and willpower.

In One Piece , Luffy learns (specifically the level known as Ryuo or "Emission" and the internal destruction technique) during the Wano Country arc , primarily in the Udon Prisoner Mine between Episodes 912–950 (or Chapters 939–947 in the manga). He realizes that his standard Armament Haki is

After his defeat by Kaido, Luffy realizes his standard Haki cannot pierce the Emperor's "unrivaled durability". He begins training in Udon to master a technique he saw Rayleigh use: "emitting" Haki beyond the body.