1, "A Child High School Student"

We first meet 10-year-old prodigy Chiyo Mihama on her first day of high school. Meanwhile, English teacher Yukari-sensei is also on her way to school, and nothing seems to be going her way.

2, "A Genius"

We learn that, in spite of being very smart for her age, Chiyo is far from perfect. Nonetheless, Chiyo quickly becomes a featured member of the class.

3, "Scary, maybe?"

Chiyo is helping out in class when she meets Miss Sakaki, the tall quiet girl that everyone idolizes. But, upon reviewing Sakaki's pick of career choices, Chiyo wonders if their might be more to Miss Sakaki than meets the eye.

4, "The Rampaging Tomo-chan!"

We meet Tomo, the hyperactive girl, as she challenges both Sakaki and Chiyo and generally gets herself into trouble.

5, "An Osakan Girl"

A new transfer student, Ayumu, arrives from Osaka. Now, poor Ayumu must try to deal with her classmates' preconceived notions about Osaka natives.

6, "Osaka Today As Well"

We learn more about Ayumu (now known as "Osaka") and her unfortunate habit of spacing out at inopportune moments.

7, "P.E. - Volleyball"

During Kurosawa-sensei's gym class, we see how athletic (and unathletic) the girls can be.

8, "Hiccups"

After sampling some of Yomi's spicy lunch, Osaka gets a bad case of the hiccups.

9, "The Brain..."

Hours have passed, school is over, and Osaka's hiccups still have not gone away! The girls do everything they can to help her, but can the cure be worse than the disease?

10, "Brand New"

We get a small glimpse into Osaka's imagination, where anything can happen, and reality as we know it ceases to exist.

11, "Nyamo"

We get to see more of P.E. teacher Minamo Kurosawa, a.k.a. "Nyamo," esp. her relationship with Yukari.

12, "Factional Rivalry"

Envious over Nyamo's unmatched popularity with the students, Yukari shanghais the girls into basketball game. Only, Yukari doesn't play fair...

13, "Yukari's Here"

When Yukari visits Nyamo at home, we get to see just how dysfunctional their relationship can be.

14, "Not My Fault"

Yukari and Nyamo go out for a drink and end up running into *gasp* a foreigner! Meanwhile, Tomo, Yomi, and Osaka end up sharing in a little philosophy.

15, "Forever And Ever"

Yukari shows her wild(er) side while knocking back glasses of sake, much to Nyamo's shagrin.

31, "Fairyland Class"

With the school Culture Fest coming up, the class tries to come up with a theme. One anonymous (and cute) entry seems particularly promising...

32, "Man of Character"

The girls gather at Chiyo's house to work on getting ready for the Culture Fest. Also, Sakaki gets to pet an animal for the first time!

33, "Go With Enthusiasm!"

The Culture fest begins, and everyone is getting into it... especially Tomo!

34, "The Mascot"

A large cat suit gets exchanged between several wearers as the Culture Fest wears on.

35, "Enemy?"

The Culture Fest draws to a close, and the girls get to celebrate their success.

41 - If I Can't Pet One...

When Kaorin shows off pictures of her cats at school, Sakaki gets an idea.

42 - 11 Years Old

Chiyo announces that she will soon be turning eleven.

43 - Mr. Kitty Cat

With Chiyo's birthday coming up, Sakaki searches for the perfect gift.

44 - Premise

The girls gather at Chiyo's house for a birthday party.

45 - Why?

After the party, the girls go for a walk together.

81 - Osaka's Horror Story

Chiyo and Osaka talk about pandas. Plus, Osaka describes a different kind of horror.

82 - Change of Pace

Yukari gets bored with teaching English, so she decides to try something different.

83 - Yule

Christmas is coming and everyone's getting merry! Plus, Tomo and Kagura discuss the mystery of Santa Claus.

84 - Amazing Santa

Christmas wishes, reindeer... fact or fiction, and the year of the adder.

85 - Christmas Party

The girls go out for a little fun and karaoke.

111 - Got a Bite

The Sports Fest returns! ...But why is Osaka so excited?

112 - Motivator

Her and Tomo's rough-housing leads to a crisis for Kagura.

113 - Hadn't Thought of That

Osaka is pumped up and ready, but there is one possibility she hadn't considered...

114 - We'll All Run Together

Kaorin gets to see Sakaki in a way she's never seen her before. Plus, the relay race begins.

115 - United

It all comes down to this... In the relay race, the girls are going to have to work together if they're going to win.

126 - First Graduation Ever

The last day of school begins, Sakaki faces Kamineko, and Osaka vs. hay fever.

127 - A Thousand Emotions

At the graduation ceremony, Chiyo gets a surprise, then gets overwhelmed.

128 - Sorrow

Why is Miss Yukari crying?

129 - Alma Mater

The girls say "goodbye" to high school.

130 - Everyone

For Yomi, this is the moment of truth. Will she be accepted like the others, or will she be left out yet again?