real harm; actual damage
Refers to tangible, concrete harm or damage, as opposed to theoretical or potential harm. Often used in legal, insurance, or news contexts.
その事件による実害は軽微だった。
The actual damage from the incident was minor.
Without real harm, it won't lead to a lawsuit.
Compound of 実 (じつ, 'real, actual') and 害 (がい, 'harm, damage'). The reading is standard on'yomi.