Thunder Breathing is a fictional combat style featured in the popular manga and anime series Demon Slayer: Kimetsu no Yaiba. This breathing technique is inspired by the power and speed of thunder, allowing its users to execute rapid and powerful attacks. It is characterized by its swift movements and strong strikes, making it effective against demons. The primary user of Thunder Breathing is Zenitsu Agatsuma, a character known for his exceptional speed and agility. The technique consists of several forms, each with unique abilities and effects. Mastering Thunder Breathing requires intense training and focus, enabling the user to harness the energy of thunder in battle.