Yanagi seem's to be a very stoic person, but he actually likes to use psychological mind games during his battles, he behaves towards his prey like a cat toying with a mouse. Yanagi often asks his victims if they know what the world's most poisonous gas is, before he uses his Vacuum Palm techniques on them he's palm is poisonous and like a acid when he hit your body it will melt your skin and leaves a palm mark on where he hits you.