Oniisama e.../Characters

The character sheet for Oniisama E!

Nanako Misonoo


The main character of this story. She is a 16 year old young girl from a middle class background who manages to be accepted in Seiran High, a very prestigious all-girls school, and then is a candidate to come into the high-class group named the Sorority.


 * All of the Other Reindeer: She's bullied a LOT by the girls who are envious of her entrance in the Sorority.
 * Apologises a Lot
 * Anguished Declaration of Love:
 * Break the Cutie: "Brother... there's no end to my tears!"
 * Cute Bookworm
 * Daddys Girl: Lampshaded humorously by Tomoko.
 * The Four Loves and I Just Want to Have Friends
 * Hiroko Kasahara
 * Light Feminine and Dark Feminine: The light to Mariko's dark.
 * Love Martyr: Considering all that Rei puts her through, she's very much this.
 * Naive Everygirl
 * Screw the Rules I'm Doing What's Right: More than once, Nanako disobeys others to do what she thinks it's the best.
 * She's Got Legs: There's quite a bit of focus on Nanako's long and slim legs.
 * Shrinking Violet
 * Supreme Team Chef: Cooking is one of her hobbies, and she and Tomoko are excellent at it. (Contrasting with Kaoru.) Once she learns that Rei lives alone and doesn't feed herself properly, Nanako decides to cook for her too.)
 * Tomboy and Girly Girl: The girly girl to Tomoko's tomboy.
 * Yamato Nadeshiko: One in training.
 * Yuko Mizutani: In the pilot episode, then replaced by Hiroko Kasahara.
 * Yuko Mizutani: In the pilot episode, then replaced by Hiroko Kasahara.

Nanako's parents


Nanako's mom and dad.


 * Good Parents: It's clear that they love Nanako and try to raise her as lovingly as they can.
 * Yamato Nadeshiko: Nanako's Hot Mom, who's even always seen in a kimono.
 * Yamato Nadeshiko: Nanako's Hot Mom, who's even always seen in a kimono.
 * Yamato Nadeshiko: Nanako's Hot Mom, who's even always seen in a kimono.
 * Yamato Nadeshiko: Nanako's Hot Mom, who's even always seen in a kimono.

Takehiko Henmi


Nanako's former tutor, who helped her to get into Seiran. Nanako writes letter to him to tell her how her highschool life is, and refers to him as "Oniisama" ("Older brother").


 * Big Brother Mentor: To Nanako
 * Heterosexual Life Partners: With Takeshi Ichinomiya
 * Hot Teacher: Was Nanako's Cram School teacher.
 * Irony:
 * Noble Male Roguish Male: The noble to Takashi's roguish.
 * Tall Dark and Handsome
 * Tessho Genda
 * Playing Against Type: He doesn't often get to voice calm and cool Bishonen

Tomoko Arikura


Nanako's cheerful and tomboyish best friend, who got into Seiran with her. She is the main anchor between Nanako and Real Life, alongside Takehiko and her parents.


 * Ascended Extra: Gets FAR more spotlight in the anime than the manga, since in the first she rekindles her friendship to Nanako much faster than the latter.
 * Big Damn Heroes: In the anime, the renewal of her and Nanako's friendship is marked by her rescuing Nanako from bullies.
 * Genki Girl
 * Naive Everygirl
 * Plucky Girl
 * Precision F Strike: Drops a "you bitches"! when Aya's Girl Posse step in on episode 29, followed by a Cat Fight since
 * Romantic Two Girl Friendship: With Nanako
 * Tomboy: Wears her hair in a mix of Hime Cut and Tomboyish Ponytail, and uses pants more often than Nanako. Not to mention she's far more straightforward.
 * Unlucky Childhood Friend: Arguably, to Nanako
 * Waka Kanda

Mariko Shinobu


The first friend that Nanako makes in Seiran, and a fellow Sorority candidate. She is straightforward, passionate, and quite clingy to those she cares for.


 * Armor Piercing Slap: She does NOT hesitate to slap Aya Misaki around. Since Aya is the Alpha Bitch, we don't mind.
 * Berserk Button: Don't abuse Nanako. Don't try abandoning her.  If you invoke either of them, she'll beat you up.
 * Cry Cute: When
 * Does Not Like Men:
 * Fan Girl: Of Kaoru
 * Hot Blooded: Has some moments, specially if you push her buttons.
 * I Just Want to Be Loved
 * Light Feminine and Dark Feminine: The dark to Nanako's light.
 * Miss Exposition: Is frequently seen explaining Seiran-related stuff to Nanako and Tomoko. She's kinda fond of creepy stories, too.
 * Precision F Strike: Once, when Aya harrasses her, Mariko lets out a rather epic "bitches like you don't know when to quit!"
 * Raven Hair Ivory Skin
 * Sakiko Tamagawa
 * Shower of Angst: A bath of angst, after.
 * Tsundere: To Kaoru, and later.
 * What the Hell Hero: Gets one from, and later another from
 * Yandere: Very, very possessive of Nanako, to the point of trying to destroy her friendship with Tomoko, then threatening to kill Nanako.
 * Younger Than They Look: With her ruby-red lips and Raven Hair Ivory Skin features, 16-year-old Mariko looks at least 18. Lampshaded twice: when she and Nanako take a bath together and Nanako notices that Mariko is very curvaceous compared to her; and when, in the fair episode, Takashi directly asks Mariko "what, are you really sixteen?!"
 * Shower of Angst: A bath of angst, after.
 * Tsundere: To Kaoru, and later.
 * What the Hell Hero: Gets one from, and later another from
 * Yandere: Very, very possessive of Nanako, to the point of trying to destroy her friendship with Tomoko, then threatening to kill Nanako.
 * Younger Than They Look: With her ruby-red lips and Raven Hair Ivory Skin features, 16-year-old Mariko looks at least 18. Lampshaded twice: when she and Nanako take a bath together and Nanako notices that Mariko is very curvaceous compared to her; and when, in the fair episode, Takashi directly asks Mariko "what, are you really sixteen?!"
 * Younger Than They Look: With her ruby-red lips and Raven Hair Ivory Skin features, 16-year-old Mariko looks at least 18. Lampshaded twice: when she and Nanako take a bath together and Nanako notices that Mariko is very curvaceous compared to her; and when, in the fair episode, Takashi directly asks Mariko "what, are you really sixteen?!"

Aya Misaki


Another Sorority candidate, as well as Mariko's rival. Once she doesn't get chosen, she starts attacking Nanako and Mariko...


 * Alpha Bitch
 * Masako Katsuki
 * Pet the Dog: She shows genuine kindness to her Big Friendly Dog, Halloween.
 * The Rival: More to Mariko than to Nanako.
 * Rich Bitch
 * Too Dumb to Live: Aya's supreme arrogance and belief that she can pull a Karma Houdini on almost everything get her verbally or physically mauled more than once. Specially when she
 * Pet the Dog: She shows genuine kindness to her Big Friendly Dog, Halloween.
 * The Rival: More to Mariko than to Nanako.
 * Rich Bitch
 * Too Dumb to Live: Aya's supreme arrogance and belief that she can pull a Karma Houdini on almost everything get her verbally or physically mauled more than once. Specially when she
 * Rich Bitch
 * Too Dumb to Live: Aya's supreme arrogance and belief that she can pull a Karma Houdini on almost everything get her verbally or physically mauled more than once. Specially when she

Fukiko Ichinomiya aka "Miya-sama"


The leader of the very exclusive Sorority and daughter to the very rich and noble Ichinomiya family, as well as one of the "Magnificent Three" of Seiran alongside Rei and Kaoru. Very composed and calm and a born leaderess, but with a far more complicated mind.


 * Anguished Declaration of Love:
 * Berserk Button: You should neither make any allusions (even if accidental) towards, nor speak openly against anything related to the Sorority. Expect some huge retribution if you do.
 * Mami Koyama
 * Precision F Strike: A magnificent, overblown, and very hammy "You shameless BITCH!", towards
 * Princess Curls
 * School Idol
 * Student Council President
 * Yandere:
 * Princess Curls
 * School Idol
 * Student Council President
 * Yandere:
 * Yandere:
 * Yandere:

Kaoru Orihara aka "Kaoru no Kimi"


The second of the "Magnificent Three", Kaoru is also the most tomboyish and levelheaded. She and Rei have been friends for years, and loathes Fukiko for her treatment of her. She takes a Cool Big Sis role for Nanako, Mariko and Tomoko, as she is the Class Representative to their class (due to some personal problems she had to be held back for a year, thus she's a first year student despite being older than the rest).


 * Berserk Button: She has two. First, don't bully someone in front of her. Second, please don't neglect your own health.
 * Bifauxnen
 * Bully Hunter: Very, very protective of Rei and Nanako. The third episode has her physically mauling Aya and her Girl Posse when they start bullying Nanako in class, and she also stands up to  several times.
 * Cool Big Sis: To Nanako and Mariko, and to Tomoko too in the anime.
 * Class Representative: Subverted, as she's pretty decent at her job but doesn't exactly have the archetypical traits.
 * Hot Blooded
 * Keiko Toda
 * Lethal Chef
 * Only Sane Woman: The most down to Earth among the main girls.
 * Passionate Sports Girl: A member of the school's basketball team and a very talented athlete.
 * School Idol
 * Tomboy
 * Only Sane Woman: The most down to Earth among the main girls.
 * Passionate Sports Girl: A member of the school's basketball team and a very talented athlete.
 * School Idol
 * Tomboy

Rei Asaka aka "Hana no Saint Juste"


The third member of the "Magnificent Three", a beautiful artist/musician and former basketball player. Nanako attempts to help and befriend her, but it'll be very complicated.


 * Bifauxnen
 * Broken Bird
 * Butch Lesbian: It's more obvious in her relationship with Nanako (who would be the femme in this case).
 * In episode 12,
 * Also, in the anime
 * Elegant Classical Musician: Accomplished piano, violin and guitar player.
 * Knife Nut
 * Love Martyr: To
 * The Ophelia
 * Passionate Sports Girl:
 * Princess Curls
 * School Idol
 * Shower of Angst: More than one.
 * Sumi Shimamoto
 * Tragic Keepsake: A Creepy Doll and golden bracelet,
 * Womanin Black: Though her personality is much different from the standard WIB one.
 * Woman in White: If she's in her night gown instead.
 * Sumi Shimamoto
 * Tragic Keepsake: A Creepy Doll and golden bracelet,
 * Womanin Black: Though her personality is much different from the standard WIB one.
 * Woman in White: If she's in her night gown instead.
 * Woman in White: If she's in her night gown instead.

Takashi Ichinomiya


Fukiko's older brother, as well as Takehiko and Rei's close friend.


 * Big Brother Mentor: Not as strongly as Takehiko, but still tries to be one to Rei and sometimes to Nanako.
 * Casanova
 * Cool Car
 * The Hedonist: Though still nicer than the standard hedonist.
 * Heterosexual Life Partners: Him and Takehiko.
 * Kenyuu Horiuchi
 * Man in White: Ofter wears a white suit.
 * Noble Male Roguish Male: The roguish to Takehiko's noble.
 * Princely Young Man: Mixes the Yamato Nadeshiko and the Ice King type.
 * Uncle Pennybags: Doesn't mind giving Takehiko rides in his Cool Car, spends a good part of his wealth on treating his friends, and ultimately

Hisako Shinobu, nèe Hisako Shikiya


Mariko's kind and gentle mother, whom she's very close to.


 * Adaptational Attractiveness: In the manga she's cute, but still Hollywood Homely (lampshaded by Mariko). In the anime, she's a downright Hot Mom.
 * Cooldown Hug: On Mariko, when in episode 29
 * Hot Mom
 * The Ojou
 * Parents As People: Has huge problems of her own, but tries to be a good mom to Mariko.
 * Rihoko Yoshida
 * Tall Dark and Bishoujo
 * Tall Dark and Bishoujo
 * Tall Dark and Bishoujo

"Lady Borgia" Ogiwara


A high-ranked lady from the Sorority, and a close friend of "Lady Mona Lisa" Komabayashi.


 * Adaptational Attractiveness: Sorta. She looks VERY different in the manga, with a Bob Haircut instead of a chignon hairbun.
 * Armor Piercing Slap: Tries to hit  when it turns out  . Fukiko stops her, however.
 * She does bitchslap  when she points out that.
 * Ascended Extra: Had a minor role in the manga, then the anime gave her quite the spotlight in the  arc.
 * Berserk Button: Neither refuse to answer her questions, nor talk back to her.
 * Curtains Match the Window
 * Emi Shinohara
 * The Rival: To Fukiko
 * Smug Snake
 * The Rival: To Fukiko
 * Smug Snake
 * Smug Snake

"Lady Mona Lisa" Komabayashi


Another high-ranked Sorority girl, called Mona Lisa due to having a mysterious smile and dark black hair like the famous painting. "Lady Borgia" Ogiwara is her closest friend.


 * Number Two: Said to be this to Fukiko in the manga.
 * The Quiet One
 * Raven Hair Ivory Skin
 * Shinobu Adachi
 * The Stoic
 * Not So Stoic:
 * Tall Dark and Bishoujo: And how.

"Lady Medusa" Katsuragi


Another high-ranked Sorority girl, and the one that Fukiko is in best terms with.


 * Messy Hair: Which is the cause of her "Medusa" nickname.
 * Number Two: Apparently, to Fukiko. Komabayashi is mentioned to be this, but Katsuragi seems to be personally closer to her.
 * Kumiko Takizawa

"Lady Cattleya" Yamamoto


Another high-ranked Sorority girl, she seems to get along well with the younger members. She and "Vampanella" Hoshino also seem to be close friends.


 * Designated Victim: During the  arc, Yamamoto gets struck in the face almost once per episode.
 * Flower Motifs: Cattleya is a certain kind of orchid.
 * Nice Girl: Seems to be the most down-to-Earth among the eldest Sorority girls.
 * Professional Butt Kisser: Is accused of being this to Fukiko, by . Bonus for
 * Satoko Yasunaga

"Lady Vampanella" Hoshino


The last of the higher-ranked Sorority girls, and a good friend of "Lady Cattleya" Yamamoto.


 * Every Girl Is Cuter With Hair Decs: Has a big red bow on her ponytail
 * Miyuki Matsuoka
 * Smoking Is Cool: Only when off-school, though.
 * Tall Dark and Bishoujo
 * Tomboyish Ponytail: Subverted, she has her hair in one but isn't exactly a tomboy.

Junko Nakaya


A junior Sorority member, who came in alongside Nanako and Mariko. Episode 15 of the anime focuses on her and her issues.


 * A Day in The Limelight: Episode 15
 * Break the Cutie: And how.
 * Green Eyed Monster: To Nanako, which she admits. Nowhere as bad as Aya, obviously.
 * Every Girl Is Cuter With Hair Decs: Her red hairbows
 * Ill Girl: The reason why  was a high fever.
 * The Ingenue
 * Mayumi Setou
 * Nice Girl

Megumi Furuta and Miyuki Sonobe


Aya Misaki's Girl Posse, and apparently the only friends she has in school.


 * A Day in The Limelight: Share episode 30 with Aya.
 * Bob Haircut: Megumi
 * Canon Foreigner: Aya acted on her own in the manga, so her Girl Posse is pretty much anime-exclusive.
 * Girlish Pigtails: Miyuki
 * Girl Posse
 * Miki Itou: Megumi
 * Satellite Character: Their whole schtick is reduced to hanging around Aya and helping her bully other girls. Tomoko and Kaoru don't approve.
 * Those Two Girls
 * Yumi Takada: Miyuki
 * Yumi Takada: Miyuki