With the Boruto series continuing the Naruto legacy, new generations of fans are digging back into the "Golden Age" of the 2000s fandom to find classic works featuring the original cast. Impact on the Naruto Fandom
The phrase refers to a specific piece of fan-created adult media (doujinshi) released at Comiket 72 (C72), which took place in August 2007 . c72 naruhodou naruhodo tsunade no inchiryou naruto new
Since no official work exists under this name, the following article is written as a With the Boruto series continuing the Naruto legacy,
...there is zero evidence of a book under that exact title. The keyword appears to be a – likely a fan’s hypothetical idea that grew into urban legend, or a mistranscription from a now-deleted Pixiv or Fanfiction.net listing. The keyword appears to be a – likely
– which likely refers to a C72 (Comic Market 72) Naruto doujinshi, possibly involving wordplay (“Naruhodō naruhodo” = “I see, I see”) and Tsunade’s medical ninjutsu (“inchiryō” = 医療, medical treatment).