sentences:  In a review of volume one, Yamamoto was viewed by manganews.com to be just as "crazy" as Reborn, Gokudera or Lambo.However, manga-sanctuary.com saw his rivalry with Gokudera and his belief that the mafia is a game as repetitious.Manganews.com also notes that the limited use of the Dying Will Bullet in the fifth volume allows the author to develop Yamamoto's character and that the introduction of antagonists in the eighth volume proves he is "worthy" to be a shōnen manga character.