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Sakura is an incredible kendo fighter who uses an abnormally short shinai. She regularly trounces boys who underestimate her skills. One day two kendo fighters, even stronger than her sensei, attack her dojo asking questions about someone called Narukami Koharu. Apparently, there is a lot Sakura doesn't know about her family history, and it could very well get her killed. Now, Sakura must try to live up to her father's legacy.
This story is about two childhood friends, Sayaka and Mushin, who have both practiced kendo for a long time. Sayaka is fairly strong and Mushin is not, but he dreams of protecting her anyway. Even though he doesn't realizes it, it's Sayaka the one that always protects him whenever he is in danger, without him being aware of it.... however Mujin has a strong weapon of his own, which is something that has conquered even Sayaka: his earnest honesty and unfazed good will. Due to rivals popping up constantly, "evil organizations" trying to destroy Sayaka's and Mushin's Dojo and even several love rivals who want to destroy their closeness; who are simply attracted by either Sayaka's charisma or Mushin's kindness.... Thus both Sayaka and Mushin have their own battles and at times they may need to cooperate to surpass the impossible hurdles, of which being step-siblings is the very first one.
Ichinose Kei has learned kendo from the time he was a child for one reason: to be Mita Hikaru’s hero. The two were always together when they were children until Hikaru had to move. Now in high school, the two meet once again, but Hikaru is now trying to be Kei’s hero?!
Wandering around in despair, Kensei comes across the secret hideout of Ashihara Naoto. She seems highly skilled in kendo, though she spends all her time reading and claims she hates the sport. Naoto reluctantly helps him train up to prove his worth to the kendo club, though she refuses to join the club herself. On the final day of club sign-ups, Kensei finally makes it into the Kendo club, along with his childhood friend Hikari, who becomes the first female member!
You think your life is weird? Imagine being the reincarnation of an ancient priestess from a thousand years ago. That’s the unfortunate fate that has befallen Yuuto, a high school student and kendo competitor whose life is turned upside down when he is visited by a thunder god named Kazuchi. The disgruntled god claims that he is bound to Yuuto and that the only way he can be free is to have Yuuto remember something he’s never done in his lifetime! Will Yuuto be able to tap into his priestess past to remember the magic word to set the thunder god free? And if he does, would he really want the dashing Kazuchi to leave?
Hiiro has been crushing on Wakana-kun ever since she first saw him practicing kendo. However, she gets the shock of her life when she finds out that Wakana-kun is in love with his best friend, Anji-kun!