Definitions by nekokirai

Siscon 

A person with an unusually strong and probably sexual attachment to their sister. One of the numerous Japanese "complex" portmanteaus that indicate real-life creeps and fictional doujinshi protagonists.

Siscon as seen in "Rabu Rabu Eien <3"
Ani: Natsuko, I... I've always been watching you...
Imouto: Oh Oniichan! I love you too! Let's have sex!

Siscon as seen in Real Life
Ani: Natsuko, I... I've always been watching you...
Imouto: Get away

Siscon by nekokirai October 14, 2008

Siscon 

A person with an unusually strong and probably sexual attachment to their sister. One of the numerous Japanese "complex" portmanteaus that indicate real-life creeps and fictional doujinshi protagonists.

Siscon as seen in "Rabu Rabu Eien <3"
Ani: Natsuko, I... I've always been watching you...
Imouto: Oh Oniichan! I love you too! Let's have sex!

Siscon as seen in Real Life
Ani: Natsuko, I... I've always been watching you...
Imouto: Takeshi, you need help.

Siscon by nekokirai October 10, 2008