No — Elize Matsunaga is not confirmed to be left-handed; no reliable public source currently confirms her left-handedness.

Elize Matsunaga is a Brazilian woman who gained international notoriety for the murder and dismemberment of her husband, Marcos Matsunaga, in 2012. Her case received widespread media attention in Brazil.

Prior to the crime, Elize worked as a nurse and a model. Marcos Matsunaga was the CEO of Yoki Alimentos, a large food company in Brazil, making the case highly sensationalized due to the couple's high-profile status.

Elize confessed to the crime, stating that she discovered her husband had been unfaithful. She was convicted of aggravated murder and sentenced to a lengthy prison term, though her sentence was later reduced.

The details of the crime, the investigation, and the trial were extensively covered by Brazilian media and were later adapted into a documentary series, further bringing her story to public attention.