Based on his understanding, "Breathing Styles" are swordsmanship forms practiced and taught by the "Demon Slayer Corps". "Breathing Styles" makes use of specific and concentrated breath patterns, which increase the user's lung capacity and amount of oxygen in the blood. This increase of oxygen allows the user to enhance their physical abilities and mental concentration, allowing them to fight on par with "Demons", whose physical prowess surpasses that of the average human.
I Refuse to Become Scumbag in Tokyo
Anime & Comics · akikan40
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