E1 - Umaru and Her Brother
!Jul 9, 2015 - 24m
Responsible Taihei has to deal with his lazy little sister, Umaru, who trashes his apartment and throws tantrums to get manga and junk food.
E2 - Umaru and Ebina
!Jul 16, 2015 - 24m
Taihei comes home to a complete stranger: Umaru’s public face. She’s cleaned the apartment and hidden her games to be able to invite her classmate and neighbor, Ebina, over.
E3 - Umaru and Her Disciple
!Jul 23, 2015 - 24m
Umaru’s sulky, glaring classmate, Motoba, has unexpectedly shown up at her door… while she’s wearing her hood! Is her secret out?
E4 - Umaru and Her Rival
!Jul 30, 2015 - 24m
Umaru, aka UMR, is a force to be reckoned with in the arcade. She’s invited to participate in a fighting game championship only to bump into her school rival, Tachibana.
E5 - Umaru and Summer Vacation
!Aug 6, 2015 - 24m
Summer vacation means hours at the arcade! Umaru instructs in the fine art of enjoying summer like a (lazy) pro. Later, Taihei endures another typical day at work.
E6 - Umaru’s Birthday
!Aug 13, 2015 - 24m
Taihei and Umaru experiment with free time and personal space in their little apartment, and playing “The Game of Life” hits too close to home for them all.
E7 - Umaru’s Big Brother
!Aug 20, 2015 - 24m
People in his office have seen Taihei walking home and going shopping with a hot girl! His coworker comes over for a visit to see this so-called “sister” for himself.
E8 - Umaru and Christmas and New Year's
!Aug 27, 2015 - 24m
In the Doma household, winter means lazy days beneath the kotatsu! Umaru reflects on her interesting year while Taihei tries to collect on a promise she made to him.
E9 - Umaru and Valentine’s
!Sep 3, 2015 - 24m
It’s Valentine’s Day! Kirie burns cookies, Ebina attempts to make chocolate, and Umaru continues to offload food prep to Taihei.
E10 - Umaru and Now and Once Upon a Time
!Sep 10, 2015 - 24m
Umaru gets sick, but it’s a good thing her germs are as lazy as she is! Sadly, her germs show her brother no mercy. Later, Taihei remembers a day at the arcade, 10 years ago.
E11 - Umaru's Everyday Life
!Sep 17, 2015 - 24m
Umaru and Ebina discover that their appetites match, the council in Umaru’s head furiously debates about the perfect snack, and Taihei tries to get Kirie excited for summer.
E12 - Umaru and Everyone
!Sep 24, 2015 - 24m
In this last episode of the season, Umaru might have to reveal her secret when her separate circles of friends come together during a much anticipated trip to the beach!
