Emergency Medical officials say a 35-year-old man suffered critical injuries after being stabbed around 1:45 a.m. Sunday.
They say the stabbing happened near the Geisha House off Kapiolani Boulevard.
Honolulu Police say a witness observed a man lunge at the victim.
The victim later discovered he had been stabbed.
Police arrested 29-year-old William Villareal on suspicion of attempted murder.
The victim was taken to a local area hospital in critical condition.