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troperville

The Ace
Action Girl
Aloof Dark-haired Girl: She's a beautiful brunette, who is also cool, composed and aloof.
Betty and Veronica: The Veronica to Hikaru's Betty for Kyosuke's Archie.
Bokukko: When she was a little girl.
Brainy Brunette
Broken Bird
Cool Big Sis: Towards the younger kids.
Defrosting Ice Queen
Delinquents
Even the Girls Want Her
First Girl Wins
Hero with Bad Publicity: She's a good person, but her past as a delinquent has totall tainted her rep at school (save for Hikaru and Yuusaku). It's only after the Kasugas approach her that she starts to be seen in another light.
Image Song: "Whispering Misty Night", "Kaze no manazashi" (used in one of the OAV's when she covers for Yukari in a contest)
Light Feminine and Dark Feminine: The dark to Hikaru's light.
- Tomboy and Girly Girl: How they started, actually.
Masculine Girl, Feminine Boy: Masculine Girl to Kyosuke's Feminine Boy.
Meaningful Name
Names to Know in Anime: Saeko Shimazu (pilot), Hiromi Tsuru (anime), Tomo Sakurai (CD dramas)
Odd Friendship: With Hikaru.
Pitbull Dates Puppy: She's the pitbull.
Tsundere: One of the first well known ones. Her complex personality is favourably compared to more modern ones: yesh, she's moody, but she does more than screaming and beating up her love interest

Hikaru Hiyama

Alliterative Name
Betty and Veronica: The Betty to Madoka's Veronica for Kyosuke's Archie.
Character Exaggeration: In the anime, she goes from a genuine Genki Girl to a straight ditz.
Clingy Jealous Girl: With borderline Yandere-like tendencies in the first movie, though this is slightly more understandable as not only she's very young but overly stressed over an audition an finding out about Kyosuke and Madoka.
The Ditz - Dumb Blonde: Anime.
Genki Girl
The Glomp: "Daaaarliiiiiing!"
Image Song: "Kogane iro no sakamichi"
Kawaiiko
Light Feminine and Dark Feminine: The light to Madoka's dark.
Manic Pixie Dream Girl: To Kyosuke.
Meaningful Name
Names to Know in Anime: Yoko Ogai (pilot), Eriko Hara (anime), Yuka Imai (CD dramas)
Odd Friendship: With Madoka.
Romantic False Lead
Savvy Guy, Energetic Girl: Energetic Girl to Kyosuke's Savvy Guy.
Single Woman Seeks Good Man: She's seen riding on a punk's motorcycle and at first likes Kyousuke for making a super 3-pointer, but soon comes to love him for being a Nice Guy. Conversely, Yuusaku tries to woo her witrh his karate skills, but she totally rejects him.
Smitten Teenage Girl

Alliterative Name
Annoying Younger Sibling
Big Eater: Justified, she's the most gun-ho in the use of her powers and wastes lots of energy on it
Cloudcuckoolander
The Ditz
Genki Girl
Lethal Chef
The Millstone
Names to Know in Anime: Chieko Honda (anime), Yuko Miyamura (CD dramas)
Psychic Powers: Again, telekinesis and hypnosis. More than once she manages to hypnotize her brother, and she often uses her telekinesis on the family cat Jingoro
Red Oni, Blue Oni: Red to Manami's blue.
Shipper on Deck: For Kyousuke/Hikaru in the manga.

Big Eater: Again, justified. She doesn't use her powers as much as Kurumi does, but they still drain her.
Blind Without 'Em
Meganekko
Names to Know in Anime: Michie Tomizawa (anime), Emi Motoi (CD dramas)
Only Sane Woman
- Not so Above It All: She has also a wild side (often thanks to Kurumi's influence).
Psychic Powers: Telekinetic
The Quiet One
Red Oni, Blue Oni: Blue to Kurumi's red.
Shipper on Deck: For Kyosuke/Madoka in the manga.
Team Chef
Team Mom
Yamato Nadeshiko

Good Parents
Names to Know in Anime: Kei Tomiyama
The Maiden Name Debate: Married into the Kasuga family since his wife Akemi was the only daughter.
Muggle: The only non-empowered Kasuga
Team Dad

Butt Monkey
Crazy Jealous Guy
Names to Know in Anime: Masami Kikuchi (anime)
Unlucky Childhood Friend: To Hikaru.
Yandere: Towards Hikaru, though his self-inflicted bad luck interfers with this.

Names to Know in Anime: Naoko Matsui (OVA)
Psychic Powers: Aside of being a telekinetic, she's a Master of Disguise who can make you believe you're interacting with someone else with some bits of hypnosis.
Shipper on Deck: Introduced as a Hikaru/Kyousuke fan. In fact, she was very pissed at Madoka because she mistakenly thought she was Kyousuke's "other woman"... until she saw her and became infatuated with her.
Token Yuri Girl
Tomboy

Annoying Younger Sibling: Actually, an annoying younger cousin. Then again, he's just five.
Child Prodigy: For a five year old, Kazuya actually has a surprisingly good control over his abilities.
Names to Know in Anime: Chika Sakamoto (anime)
Mouthy Kid
Strong Family Resemblance: Basically, Kazuya looks like a tiny Kyousuke. This is lampshaded by Komatsu and Hatta.
Telepathy

Elegant Classical Musician: Madoka's mother is a famous violinist and implied to be a Hot Mom.
Mistaken for Cheating: Madoka once runs away from home when she mistakenly thinks her dad's two-timing her mom.
Names to Know in Anime: Yoshiko Sakakibara (Madoka's mom), Hideyuki Umezu (Madoka's dad)
Parents as People: Theu love Madoka and she loves them back, but they travel through the world due to their job and only appear counted times. And we never see their faces clearly.

Flower From The Mountain Top: Granpa asked Takashi to bring him some ice from the mountain as a proof of his love for Akemi. He succeded. With secret help from Akemi herself.
Names to Know in Anime: Ichiro Nagai (Granpa), Reiko Suzuki (Grandma)
Psychic Powers: Which the Kasuga kids inherited