Disclaimer: I DO NOT own Romeo and Juliet or Naruto.
This is the story of Romeo and Juliet, but instead of Romeo and Juliet, it's written with the characters from Naruto (Also written to make it easier to understand).
Here is the list of characters (the role they play):
Chorus
Escalus (Prince of Verona) – 3rd Hokage: Sarutobi (Prince of Konoha)
Paris (Young Count, Kinsman to the prince) – Naruto Uzumaki
Mercutio (A Friend of Romeo, Kinsman to the prince) – Gai Might
An officer – Genma Shiranui
Friar Lawrence (Franciscan) – 1st Hokage
Friar John (Franciscan) – 2nd Hokage
Citizens of Verona – Citizens of Konoha
An apothecary - Orochimaru
3 musicians - Ino Yamanaka, Shikamaru Nara, Choji Akimichi
Rosaline – Rin
Montague's(Hatake's)
Montague (Romeo's father) – Sakumo Hatake
Lady Montague (Romeo's mother, wife of Montague) – Lady Hatake
Romeo (son of Montague) – Kakashi Hatake
Benvolio (Friend and Cousin of Romeo) – Obito Uchiha
Balthasar (Romeo's servant) – Iruka Umino
Abram (Servant of Montague) – Ebisu
Capulet's(Hyuuga's)
Capulet (Juliet's father) – Hiashi Hyuuga
Lady Capulet (Juliet's mother, wife of Capulet) – Lady Hyuuga
Juliet (daughter of Capulet) – Hinata Hyuuga
Juliet's Nurse – Kurenai Yuhi
Tybalt (Nephew of Lady Capulet) – Neji Hyuuga
Peter (Servant of Juliet's Nurse) – Asuma Sarutobi
Sampson (Servant of Capulet) – Kiba Inuzuka
Gregory (Servant of Capulet) - Shino Aburame
Old man (Part of Capulet Family) – Hizashi Hyuuga