Denshi Jisho — Online Japanese dictionary

あざ 1: birthmark; nevus;
2: bruise;
3: tache de vin; envie
Common word, Noun 
あおあざ bruise
Noun 
あかあざ red birthmark (esp. a hemangioma)
Noun 
くろあざ black mole; beauty mark
Noun 

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