The chidori/raikiri is aimed usually at the heart, so if you succeed in landing it, it's pretty much game over. Naruto managed to deflect Sasuke's chidori into his lung instead of his heart, and he still would have died if he didn't regenerate the lost organ and tissue.
naruto - Why were the Chidori and Rasengan ever regarded as powerful ...
The Chidori was created by Kakashi Hatake after he failed to apply his lightning-nature to the Rasengan Maybe in the said episodes the ninja uses a variant of "Chidori".
Did Kakashi actually invent the Chidori? - Anime & Manga Stack Exchange
In the Naruto series, there are many occurrences where Naruto clashes with Sasuke. Their battles always end with a Rasengan against Chidori blast. Since Rasengan is generally wind-type and Chidori is lightning, shouldn't Rasengan easily beat Chidori? I can't imagine how a lighting style jutsu can match, even beat a wind-style jutsus.
The Chidori appears as simply a mass of white electrical chakra in the user's hand, while the Lightning Cutter is more focused (and blue in the anime). tl;dr: It's still a Chidori but when Kakashi's using it, it's more refined and famed for cutting a lightning bolt ergo dubbed Raikiri.
Chidori was invented by Kakashi Hatake and the only users of Chidori apart from Kakashi are Sasuke and Sarada. Now, Lightning release technique are primarily used by ninjas in Kumogakure and they are the best in the business when it comes to lightning related Ninjutsu.
Chidori can be very well used without activating Sharingan. Sharingan is only needed to nullify the Tunnel Vision Effect and to save yourself from enemies counter-attack. But it seems Sasuke has a ...
I was thinking about Chidori and now I'm interested in it. I stumbled upon this question: can a ninja learn how to use Chidori and use it without Sharingan?
naruto - Is it possible to use Chidori without Sharingan? - Anime ...
Kakashi also said he could only use his Chidori five times a day at the very most. After Madara and Obito start the Ninja War, all of a sudden Kakashi can spam Kamui and Chidori and literally nothing happens. I get that Kurama lent him chakra, but Kakashi was spamming stuff way before that aswell, and besides, Kurama didn't give him that much ...
How can Kakashi use Kamui and Chidori so much during the Ninja War
You are correct to say that Kakashi invented Chidori prior to Obito's death, but his age is never officially stated. However, there are some details from the Boruto series (take with a grain of salt) where we can deduce that Kakashi would have been roughly 11 or 12 years old. Minato was needed on the front lines at the time, leaving Kakashi, recently promoted to jōnin at age 12[Boruto episode ...
naruto - At what age did Kakashi invent the chidori - Anime & Manga ...
Shinobi using Rasengan can often use it more times in a battle as compared to a shinobi using Chidori. Kakashi on one hand, could only use Chidori upto a maximum of four times a day in Part 1. Naru...