Way Of The Shinobi

Traits
Regeneration: Regenerate a very small amount of HP and Chakra over time.

Aggressive: Gain a small boost in Ninjutsu and Taijutsu when you're attacked from full health.

Quick Learner: Attain more skill points and stat points when leveling up.

Last Stand: Gain a small boost in Ninjutsu and Taijutsu when you're attacked at low health.

Iron Shin: Start with 100 defense.

Resourceful: Attain more yen from missions.

Mister Popular: Attain more Village Reputation from assisting the village in missions and contributions.

Joining a village and picking a clan
To join a village, you need to go into each village and talk to the NPC kage. Keep in mind each village has it's own unique clans.

Fan Ninja, Swordsman, Elemental Specialist, and Taijutsu Specialist are all available in every village.

Leaf Village Clans: Nara, Akimichi, Uchiha, Kaguya

Mist Village Clans: Inizuka, Aburame, Deidara, Kidoumaru

Sand Village Clans: Gaara, Puppet, Hyuuga, Jashin

Training

All stats can be increased by putting invest points into them. You can gain these by Powering up.

Stat Gains
Experience: Complete Missions, Kill NPCs, Fight other players, all other methods of training give some Experience.

Health: Walk with weights, Walk on Mountain
Chakra: Water Walk, Meditation.
Taijutsu: Punch a log, Walk on Mountain, throw Kunai at Logs.
Ninjutsu: Seal Train, Practice Jutsu, throw Shuriken at Logs.
Defense: This is increased by your equipment bonuses.
Handseal Speed: Practice Jutsu, Train Handseals.