Keep In mind a clan doesn't have to be blood related...It could be an organization of sorts practicing special secret ninjutsu and what not, however if the clan is not blood related a kekke genkai cannot exist
Clan Name:
Clan Village:[Where the clan is based]
Clan Symbol:[ A picture please]
Clan Weapons: [Special weapons of the clan if they have any]
Requirements: [Either having the last name, or some other requirement to be in the clan]
Kekke genkai: [If the clan has one]
Hiden Techniques: [Hiden (秘伝, Secret) Jutsu are passed down from generation to generation in certain regions or clans not kekkei Genkais.]
Kekkei Genkai Jutsus: [Clan jutsus that only the clan knows]
History: [History of the clan]