even if

Conjunction

Regardless of whether; irrespective of (something happening or being the case). / Even though

Japanese Meaning

たとえ〜でも / 仮に〜であっても / 〜であっても（状況や条件に関わらず）

She promised to help him even if it meant sacrificing her own time.

彼女は自分の時間を犠牲にすることになったとしても、彼を助けると約束した。

Sense（1）

Regardless of whether; irrespective of (something happening or being the case).

I'm going to go for a picnic tomorrow even if it rains all day.

Sense（2）

Even though

She is a leader, even if he has many enemies.