Because I Don't Like My Big Brother At-All--!!: Season 1
Episodes
Wicked Usual Day of a Brother And Sister
Jan 8, 2011 · 25 min
Nao Takanashi has long been trying to tempt her brother, Shūsuke, into entering an immoral (i.e. incest) relationship with her, with Shūsuke barely being able to resist. Nao goes t
Twintail, Attacking Brother and Sister
Jan 15, 2011 · 25 min
It turns out that Nao and Shuusuke are not related by blood. While most people would be upset after finding out something like that, Nao took it in the most positive way possible -
A Rival Appears! Brother and Sister in Huge Trouble!
Jan 23, 2011 · 25 min
Iroha coerces Shūsuke into going on a date with her, and Nao decides to follow them, while her friends, Haruka and Hirono, decide to tail her as well. Iroha takes Shūsuke various p
If My Little Sister Wore a Swimsuit
Jan 30, 2011 · 25 min
Nao coerces Shūsuke into going to the beach with her, though coincidentally they end up running into Haruka, Hirono and Iroha, who Nao recognizes as the pigtailed girl from Shūsuke
Mister X Strikes Brother!
Feb 6, 2011 · 25 min
While running back from buying a new porno magazine, Shūsuke bumps into another person. They get their packages mixed up and Shūsuke ends up with a Boy's Love magazine that he imme
My Brother has Dreams of Black Panty Stockings
Feb 13, 2011 · 25 min
After having Iroha spy on Shūsuke and Mayuka the previous night, Nao tries putting on black pantyhose and clinging onto Shūsuke as he sleeps. Iroha and Mayuka later arrive, leading
My Brother and His Friends' Akiba
Feb 20, 2011 · 25 min
Shūsuke and his friends go on a trip to Akihabara in search of adult goods while Nao and Iroha decide to follow them. After visiting an adult DVD store, the group gets into an argu
Aim for Brother's Top!
Feb 27, 2011 · 25 min
When Shūsuke gets a report about him failing in all of his subjects, he then realizes that he has to take a follow-up exam or risk having to take summer classes. Believing that she
Summer! Festivals! Brother and Sister's M:i:V
Mar 6, 2011 · 25 min
Shūsuke goes to a Matsuri festival with Nao and Iroha, who compete with each other to try and seduce him. Meanwhile, the A.G.E Explorers go on a quest to find a legendary pornograp
Brother Saves the World
Mar 13, 2011 · 25 min
Late on night, Shūsuke spots a sexy cosplayer named Ran Yatagai on top of a vending machine. He later sees Ran, who calls herself Princess Leila, at school the next day, who invite
Calling Out to Brother from the Center of the World
Mar 20, 2011 · 25 min
As Shūsuke puts up with more of Ran's dubious rituals, Rin forces Nao to hang out with her by threatening to tell Shūsuke that she had been stalking him, looking for an opportunity
I Don't Like My Big Brother at All!!
Mar 27, 2011 · 25 min
Shusuke and Nao are left alone in the house when their parents go on an overnight trip. Nao takes the opportunity to try and seduce Shusuke by wearing a maid's outfit as he tries t