Shortly after winning the World Martial Arts Tournament and using the winnings to pay off her grandfather's one hundred million yen debt, a reporter shows up on Kizuna Todoroki's doorstep. Impressed that such a young girl was able to defeat the 10-year reigning champion, the reporter wants to interview Kizuna for a piece on her and the Wadachi Ju-ken school of martial arts founded by Kizuna's grandfather.
However, before the interview can end, challengers begin to appear at the Todoroki household. After hearing that Kizuna is only 12, they hope to defeat her before her 13th birthday to usurp her position as the world champion. As dozens of challengers appear, Kizuna struggles to bring them all down, while the reporter learns more about the Todoroki family.+ More
Characters & Voice Actors

Todoroki, Kizuna
Main
Yasuno, Kiyono
Japanese
Todoroki, Akane
Supporting
Sayuri
Japanese
Todoroki, Goal
Supporting
Terasoma, Masaki
Japanese
Todoroki, Kintarou
Supporting
Fujiwara, Keiji
JapaneseRecommended for you
Rock'n Roll Kids
TV
25m
Aiura
TV
4m
Azumanga Web Daioh
ONA
3m
Sorcerer Hunters
TV
25m
Fireball
TV
1m
Master of Mosquiton
OVA
27m
.hack//Unison
Special
24m
Girls Bravo: Second Season
TV
23m
Wedding Peach
TV
24m
DNA²
TV
23m
Hanaukyou Maid-tai OVA
OVA
14m
Steel Angel Kurumi Encore
OVA
15m
Ninja Scroll: The Series
TV
24m