He goes around town at night with a stencil and spray paints signs, correcting grammar. His biography on Tokyopop's website describes him as "borderline OCD" and a "nerd," albeit handsome.
He is known for his nocturnal activities of correcting grammar on signs, which are often described as being done with meticulous attention to detail. His personality is characterized by traits like obsessive-compulsive disorder (OCD) and a love for all things nerdy.