Show your solidarity for the purest staple of the anime world and support the NEKO LEGION design sequence. Because nothing quite says "Otaku" like a cat girl holding a Japanese sign, here's a cat girl holding a sign that says "Otaku" in Japanese.
There a blank spot on your lanyard, or backpack, or (insert stabbable surface here), and it needs a pin. Specifically, this pin. The pin that shows you love dope art and support artists because you are, clearly, cultured. One might even say, sharp.
1.25" Acrylic pin with rubber backer for your protection.