Necomimi Brainwave Cat EarsOne month after being released in Japan, Necomimi are now available to American otaku. These robotic cat ears monitor your brainwaves to detect your mood and move accordingly. The anime streaming website CrunchyRoll is sell Necomimi for a limited time as part of Shinji’s Deal of the Day. CrunchyRoll premium subscribers (14 day free trial) can get their paws on a pair of Necomimi for just $99.95 + $9.99 shipping. It’s an additional $10 for free subscribers. Deal ends 5/28 Midnight Pacific time (expired).

UPDATE:
Buy Necomimi Brainwave Cat Ears @ ThinkGeek

Use promo code “10SMACKERS” to get $10 off this or any product over $50 (expires 9/16/12).