yes they can but its not called chakra its chi (japanese) or ki(chinese) look up kuji kiri that will interest you its to do with ninjutsu and chi..
Chakra is believed to be real but no the tails chakra isn't real.
Choji is a member of the Akimichi clan. Choji uses food pills to convert energy into chakra for his ninjutsu. He is able to use his chakra to grow in size and strength.
Ninjutsu is formed from chakra formed by a handsign. Jutsus like Kage Bunshin(Shadow Clone) and Fang over Fang and Fire Style: Pheonix flower jutsu are all practiced in the Ninjutsu category. Taijutsu is fighting with you body: kicks punches, ect. No chakra is used unless you open up one of the seven gates to bring power into your attacks. Genjutsu is the art of illusions that attacks your 5 senses.
chidori is an A-rank lightning ninjutsu developed by kakashi raikiri is a S-rank lightning ninjutsu which is based on chidori and lasts longer
Rock Lee can only do Taijutsu. The techniques he cannot do is Ninjutsu and Genjutsu. Ninjutsu is ANY justu that uses chakra. In order to made Rasengan you need to spin chakra.To answer your question: No, Rock Lee cannot learn Rasengan.
Ninjutsu
Shigure, Kankuro and chiyo because all of them use random chakra and don't use ninjutsu, taijutsu, bloodline and genjutsu.
Shadow Clone Jutsu Multi Shadow Clone Jutsu Sexy Jutsu Harem Jutsu Chakra Concentration Uzimaki Barrage Rasengan
ok no offence but NOTHING from naruto is real
Not technically. However there is such thing as chakra
Not in real life.