C1: Splitting Gales

Fires 2 additional arrows per Aimed Shot, each dealing 33% of the original arrow's DMG.

C2: Breeze of Reminiscence

Skyward Sonnet decreases opponents' Anemo RES and Physical RES by 12% for 10s.
Opponents launched by Skyward Sonnet suffer an additional 12% Anemo RES and Physical RES decrease while airborne.

C3: Ode to Thousand Winds

Increases the Level of Wind's Grand Ode by 3.

C4: Hurricane of Freedom

When Venti picks up an Elemental Orb or Particle, he receives a 25% Anemo DMG Bonus for 10s.

C5: Concerto dal Cielo

Increases the Level of Skyward Sonnet by 3.

C6: Storm of Defiance

Targets who take DMG from Wind's Grand Ode have their Anemo RES decreased by 20%.
If an Elemental Absorption occurred, then their RES towards the corresponding Element is also decreased by 20%.