What are the ranking levels naruto arena?

Level 1-5: Academy Student

Level 6-10: Genin

Level 11-15: Chuunin

Level 16-20: Missing-Nin

Level 21-25: ANBU

Level 26-30: Jounin

Level 31-35: Sannin

Level 36-40: Jinchuuriki

Level 41-45: Akatsuki

Level 46-50: Kage

Level 46-50 + Rank #1: Hokage