yoshitake_rika
Yoshitake Rika is a dark haired and small female otaku character from the second season of the Genshiken manga who likes yaoi. She uses glasses and is usually seen sporting a ponytail. Yajima Mirei is one of her best friends.
Rika has a very loud and cheerful personality. She is also a history otaku expert in Feudal Japan events and places (specially the Sengoku Jidai).