Kasumi Kogen, which translates to "the Village of Mist", is a town located somewhere in rural Japan. In this town, there is a training school, the Shinobi Gakuen, which trains kunoichi, or woman ninjas. The school gathers competent students from all over Japan to train them to become kunoichi. The people of this town are alumni of the school, and they run and jump, appear and disappear, as if the whole town were a big ninja house.In this strange town, there came a girl and a man. The girl is Himawari, who wants to be a ninja and respect “Ichikawa Raiso” as her master, and she came here to enter Shinobi Gakuen. The man is a new assigned teacher, Marikoji Hayato. He was deceived into paying money and came here to repay his debts. They encounter in this Village of Mist. Whether their encounter is by chance or inevitable is unknown, and forbidden love could occur at any time between a teacher and his student. Other students like Azami, Skimi, Himeji, Yusu wait and see their situation secretly.Himawari! is the story of Himawari and her journey to become a Kunoichi, and her 'vow' to protect her master.Hinata Himawari
The main protagonist of the story. She was rescued by a ninja with an odd mark on his neck. Ever since then, she had sworn to become a ninja. Although her true origin is quite hidden in the beginning, she is just might been recognized as a girl who was sent by her grandmother to a ninja training school. Her first contact with Marikoji Hayato, the other main character, is episode one when her ninja training ends up making her hanging from the gat e pole. She calls out, "Hayato-dono" which means 'Master Hayato'. Her one and only dream is to be a great "Kunoichi", a female ninja. Despite her daring ambition, her classmates considered her as a weed for her skill is terrible.