When was hidan of the akatsuki born?
His profile in the third Naruto databook says he was 22 years old at the time of his first (and last) appearance.
Hidan Is First Seen In Naruto Shippuden Episode 10 Only In Hologram. Hidan is Seen Again In Episode 71 In Person. Kakuzu: Naruto Episode 135 (Hologram) Naruto Shippuden Episode 10 (Hologram) Naruto Shippuden Episode 71 (In Person) The Only Reason Hidan Wasn't Mentioned In Naruto Episode 135 Is Because He Wasn't In "Akatsuki" Yet.
As Hidan attempted to kill Shikamaru in retaliation, Hidan was again stopped by Shikamaru's shadow. With Hidan restrained, Shikamaru covered Hidan with the surrounding exploding tags, tying Hidan to the spot. With Hidan unable to move, Shikamaru activated a prepared mark to cause the ground beneath Hidan to break away. He then informed Hidan that the land that they were on belonged to his clan, and that they would ensure that Hidan remained bound to…