There are many Jutsu styles. There is tai jutsu but majic is not real.
JuJutsu
Aki-Jutsu
Karate Jutsu
Jutsu means technique, an art of technique
You can not have rasengan as a customizable jutsu. You can learn chidori which is almost the same thing.
The main thing it can do is copy certain jutsu/techniques from the foe.
the sexy jutsu
Jutsu 1: Shadow Clone Jutsu Jutsu 2: Summoning Jutsu Jutsu 3: Rasengan
It's just bi location but his physical body teleports that the only thing special thing about it
It is S-rank jutsu
What is an art? An art is mostly called a "do" or way. like Ken-do, way of the Sword. Jutsu means about the same thing. Like Naginata-jutsu, fighting with a Naginata.
in real life im not sure probobly not but it is a good thing to imagine
Yes, clones can use jutsu if the real one uses the same jutsu.
Rasengan is an A-ranked jutsu.
Yes its called "Be real" jutsu
katon, Goukyakyu no jutsu