iDoll Ocean
Water 
SMG 
Supporter 
Burst 1 
Tetra Ocean Shower
■ Activates when the last bullet hits the target. Affects 1 ally unit(s) with the lowest HP.
Recovers 1.21% of the caster’s final Max HP as HP.
■ Activates when the last bullet hits the target. Affects 1 ally unit(s) with the lowest HP.
Recovers 1.62% of the caster’s final Max HP as HP.
■ Activates when the last bullet hits the target. Affects 1 ally unit(s) with the lowest HP.
Recovers 2.02% of the caster’s final Max HP as HP.
■ Activates when the last bullet hits the target. Affects 1 ally unit(s) with the lowest HP.
Recovers 2.43% of the caster’s final Max HP as HP.
■ Activates when the last bullet hits the target. Affects 1 ally unit(s) with the lowest HP.
Recovers 2.83% of the caster’s final Max HP as HP.
■ Activates when the last bullet hits the target. Affects 1 ally unit(s) with the lowest HP.
Recovers 3.24% of the caster’s final Max HP as HP.
■ Activates when the last bullet hits the target. Affects 1 ally unit(s) with the lowest HP.
Recovers 3.64% of the caster’s final Max HP as HP.
■ Activates when the last bullet hits the target. Affects 1 ally unit(s) with the lowest HP.
Recovers 4.05% of the caster’s final Max HP as HP.
■ Activates when the last bullet hits the target. Affects 1 ally unit(s) with the lowest HP.
Recovers 4.45% of the caster’s final Max HP as HP.
■ Activates when the last bullet hits the target. Affects 1 ally unit(s) with the lowest HP.
Recovers 4.86% of the caster’s final Max HP as HP.
Ocean Cleansing (Cooldown: 15s)
■ Affects 1 ally unit(s) with the lowest HP.
Recovers 2.42% of the caster's final Max HP as HP.
■ Affects 1 ally unit(s) with the lowest HP.
Recovers 3.23% of the caster's final Max HP as HP.
■ Affects 1 ally unit(s) with the lowest HP.
Recovers 4.03% of the caster's final Max HP as HP.
■ Affects 1 ally unit(s) with the lowest HP.
Recovers 4.84% of the caster's final Max HP as HP.
■ Affects 1 ally unit(s) with the lowest HP.
Recovers 5.65% of the caster's final Max HP as HP.
■ Affects 1 ally unit(s) with the lowest HP.
Recovers 6.46% of the caster's final Max HP as HP.
■ Affects 1 ally unit(s) with the lowest HP.
Recovers 7.26% of the caster's final Max HP as HP.
■ Affects 1 ally unit(s) with the lowest HP.
Recovers 8.07% of the caster's final Max HP as HP.
■ Affects 1 ally unit(s) with the lowest HP.
Recovers 8.88% of the caster's final Max HP as HP.
■ Affects 1 ally unit(s) with the lowest HP.
Recovers 9.69% of the caster's final Max HP as HP.
Ocean Dive
■ Affects all allies.
Recovers 7.42% of the caster's final Max HP as HP.
■ Affects all allies.
Recovers 9.9% of the caster's final Max HP as HP.
■ Affects all allies.
Recovers 12.37% of the caster's final Max HP as HP.
■ Affects all allies.
Recovers 14.85% of the caster's final Max HP as HP.
■ Affects all allies.
Recovers 17.32% of the caster's final Max HP as HP.
■ Affects all allies.
Recovers 19.8% of the caster's final Max HP as HP.
■ Affects all allies.
Recovers 22.27% of the caster's final Max HP as HP.
■ Affects all allies.
Recovers 24.75% of the caster's final Max HP as HP.
■ Affects all allies.
Recovers 27.22% of the caster's final Max HP as HP.
■ Affects all allies.
Recovers 29.7% of the caster's final Max HP as HP.
Skill recommendations
Synergies & notes
Sadly, low rarity units are not worth investing in NIKKE on most situations. Some are decent for PVP or Surface, but that's about it.
Solo Raid Usage
This character has not been used in recent Solo Raids, or usage data is not available yet.