Who is he?:
Sanosuke is a former member of the Sekihoutai(the arme called the false imperial arme during the revolution) The leader of the group(Captain Sagara) gave him his last name, a young man who follow the group, but consider as a member. The Sekihoutai, been extinguish by the imperial arme, and sanosuke is the only one alive...)at least he think he is until he see is old friend Katsuhiko Tsukioka(Katsu)) at the end of the Sekihoutai, Sanosuke Sagara, become a man know under the name of Zanza, The fighter for hire......
How he come across whit Kenshin?:
As Zanza, Sanosuke hate the imperialist, and kenshin is the man who basicly be the best imperialist samourai during the revolution...when he heard about the Hitokiri Batousai in tokyo, he go see kenshin to defeat him, to save the reputation of the Sekihoutai, but he is no match for kenshin, and kenshin beat him, but his fight against Kenshin change is mind about all of this world, and he decide to follow the path of kenshin....and then, a new friendship is born..
Question?:
if you have any other question on sanosuke, you can email me in my "contact me"section
Some pics: