Ryota Osaka
Akito Himenokoji (voice)
Series
Watch OniAi (2012) Online
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Synopsis
Adorable young Akiko is thrilled to be reuniting with Akito, the handsome older brother she hasn’t seen in years! In fact, she might be a little too excited about living under the same roof with her precious big bro. This pint-sized cutie has a serious brother complex, and she’s definitely not interested in sharing his attention. Unfortunately for little sister, she and Akito won’t be living alone: three gorgeous girls from the student council will be along for the ride! So much for the peaceful existence Akito was craving. Big Brother the dreamy will have to stay on his toes to avoid the advances of Sis and her ravishing rivals!
Episodes
Season 1
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1. Brother LoveNow viewing2012-10-0525mAkiko moves into a school dormitory with her brother Akito, when he transfers to her school. Owing to her brother complex, Akiko has a crush on Akito. With both of them in student government, will Akiko be able to share him with the other council members?
2. Indecent2012-10-1225mAkito catches Akiko reading a trashy romance novel. Akito, having trouble settling in to in his class, is given firsthand lessons in the concept of "tsundere"from both Akiko and Anastasia. Akito and his longtime friend Ginbe get into an argument.
3. No Bra2012-10-1925mAkiko asks Akito for help changing her light. Akito has his hands full maintaining the dorm, from fixing the plumbing to repairing the doors. The girls have differing opinions over allowing Akito to take in the laundry. Akito helps Anastasia settle in.
4. Naked2012-10-2625mAkito brings home a special dessert, just for Ginbe to enjoy. Akito continues to fix up Anastasia's room, and the two of them discuss her hobby of collecting stuffed animals. Arashi has the girls take a bath together, to help them bond together better.
5. Sexual desires2012-11-0225mIn a student government meeting, the council members discuss what they are going to call Akito. Kaoruko proposes that Akito write a short story to be published in a women's magazine. She grows concerned for him when she learns his sibling is a sister.
6. Mayonnaise & chicken2012-11-0925mKaoruko reads the latest installment of Akito's love story. She decides to stop by the dorm, where she meets the others, and asks them whether they think Akito has a sister complex. The council decides to separate Akito and Akiko into separate rooms.
7. Chippai2012-11-1625mAkiko is upset over not being consulted before Arisa, who claims to be Akito's fiancée, was hired as dorm manager. Later that day, Arashi proposes that Akiko and Arisa compete in a contest, to see which one of them is the better little sister to Akito.
8. Colorful2012-11-2325mThe girls all go to find new swimsuits even though summer is still in the distance. They try frilly ones, sexy ones, and cute ones. Then, Arashi proposes a contest to show of their new goods and Akito must decide which one impresses him the most.
9. Nii-Nii2012-11-3025mAkito follows Gin to the back of the school building to find out why she is acting so suspiciously. When Akito suddenly falls sick, everyone fights over who will nurse him back to health. They decide to take turns treating him how they see fit.
10. “Gindama”2012-12-0725mDuring her turn nursing, Ginbe reminisces about Akito's transfer to her school and how they first met. After Akito recovers he has to choose the winner of the contest he had no idea about. What is the prize and what will the winner do with such a chance?!
11. Ephemeral2012-12-1425mUnable to find her panties, Anastasia decides to go commando for the rest of the day. Arisa gets frightened by something she sees outside of the dorm and the group decides to investigate the source. All the while, Kaoruko sleeps in a feverish slumber.
12. It's love2012-12-2125mEveryone gets separated and Akiko is left alone with Nasuhara. While contemplating her panty dilemma, Nasuhara reminisces about her first meeting with Akiko. What will happen to Akito and his crew of crazy girls that sleep under the same roof?
Cast
Top Billed Cast
Ibuki Kido
Akiko Himenokoji (voice)
Minori Chihara
Anastasia Nasuhara (voice)
Asami Shimoda
Ginbei Haruomi Sawatari (voice)
Eri Kitamura
Arashi Nikaido (voice)
Availability
Where To Watch Legally
Crunchyroll
Crunchyroll Amazon ChannelStreaming availability data provided by JustWatch.
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FAQ
Frequently Asked Questions
Is OniAi available to watch online?
Yes - see the "Where to watch legally" section on this page for streaming, rental and purchase options.
How many seasons does OniAi have?
OniAi has 1 season and 12 episodes.
When did OniAi first air?
OniAi first aired in 2012.
Is OniAi still running?
OniAi's status on TMDB is: Ended.
What genre is OniAi?
OniAi is classified as Animation, Comedy, Romance.