Who Has Thunder Breathing?
Thunder Breathing ( 雷 かみなり の 呼 こ 吸 きゅう, Kaminari No Kokyū?): a Breathing Style Zenitsu Learned from a Cultivator and His Teacher, Jigoro Kuwajima, but Failed...
Thunder Breathing ( 雷 かみなり の 呼 こ 吸 きゅう , Kaminari no kokyū?): A Breathing Style Zenitsu learned from a cultivator and his teacher, Jigoro Kuwajima, but failed to master all the forms in the swordsmanship style but could only be able to use the first of the six forms in it, known as Thunderclap and Flash.
Can Tanjiro use Thunder breathing?
Yes he uses the proper breathing technique of lightning and it seems like you're asking if Tanjiro can use the forms of the breath of the lightning, Breathing technique and the forms of the technique is (2) different things so the answer is No.
Does Zenitsu master Thunder breathing?
Despite his extremely bright and almost jarring appearance, Zenitsu is shown to be a coward who joins the Demon Slayer Corps because of certain personal reasons. The former Thunder Hashira is the one who becomes his master and teaches him the Thunder Breathing techniques.