GREENFIELD, Mass. (WBZ NewsRadio) — A Mount Holyoke College art professor plead guilty Friday to attacking one of her colleagues in December 2019.
Rie Hachiyanagi plead guilty in Franklin Superior Court to nine charges stemming from the attack, including three counts of armed assault with intent to murder a person over the age of 60. Prosecutors are seeking a sentence of 10 to 12 years while the defense asked for five to seven.
The assault occurred in December of 2019 when Hachiyanagi went to the victim's home to seek emotional support after a breakup, according to prosecutors. When the victim let her in, she attacked her with various weapons, including a rock, fire poker, and garden shears.
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She reportedly held and taunted the victim for four hours until the victim persuaded her to call for help, according to the prosecution. The attack left the victim with permanent injuries.
Hachiyanagi is an art professor at Mount Holyoke who specialized in art installations, performance, and papermaking, according to her profile on the school's website. The site lists her as being on leave.
Sentencing is set for Oct. 20.