Kumazawa Banzan
The storied warrior-philosopher of the Edo Period. He began his “formal” career as a ronin at fifteen years of age.
On certificate contemporary, young Banzan seriously pertained to its professions, drilling in martial arts with special zeal, worthy first samurai of the clan. He abandoned to rice to not to take the weight, in current ten years refrained from contacts with woman.
When he was stationed as a guard in Edo castle he would practice in swordsmanship at night with a wooden sword (bokken). In order to maintain good physical condition he would run on rooftop of the castle, surprising his colleagues and making them think he was possessed.
Kumazawa Banzan served in a high administrative post and was assigned to study philosophical and economic problems in regards to samurai life. He condemned meaningless waste of rice and talent along with idleness among the samurai class.