Kenneth Iwamasa Age, Biography

Some Lesser Known Facts About Kenneth Iwamasa

• After completing his formal education, Kenneth Iwamasa served as a talent manager and executive assistant in Hollywood’s Doug Chapin Management for more than 30 years.

• From 1993 to 2002, he served as a executive assistant to Angela Bassett, an actress and film producer.
  

  An old picture of Kenneth Iwamasa

• Kenneth Iwamasa has worked as an assistant to Kate Lanier, a writer and film producer.

• He then went on to serve many film celebrities, such as Carol Kane, Allen Payne, Robby Benson, Regina Taylor, Elizabeth Montgomery, and Theresa Russell.

• Kenneth Iwamasa met Matthew Perry in 1992.

• In 2022, Perry hired Iwamasa as his live-in personal assistant.
  

  An old picture of Kenneth Iwamasa (right) with Matthew Perry (left)

• Kenneth Iwamasa received a salary of $150,000 per year from Perry.

• In October 2023, Matthew Perry found dead in the backyard bat tub of his house in Los Angeles.

• In May 2026, Kenneth Iwamasa made headlines when he was sentenced 41 months imprisonment in actor Matthew Perry’s drug overdose death case.

• The prosecuter stated during court proceedings that when Iwamasa became Perry’s assistant, he was fully aware that Perry was a drug addict. The Prosecutor claimed,
  

  He was acutely aware that Mr. Perry had suffered from drug addiction for most of his life. But rather than help Mr. Perry maintain sobriety, defendant became his enabler and drug supplier.”

• According to the court, Kenneth Iwamasa was injecting ketamine eight times per day to Perry during the final days of his life.

• A doctor, Dr. Salvador Plasencia, who was also charged in this murder case, trained Iwamasa in injecting the syringes.

• A few weeks before the death of Matthew Perry, Kenneth reportedly met with two doctors and a drug dealer, Jasveen Sangha, to arrange drugs to Perry. The drugs cost more than $50,000 (£38,000).

• Kenneth injected 27 shots in the final week and three on last day of Perry’s life.

• Iwamasa had received no medical training.

• During a court proceedings in August 2024, Iwamasa was found guilty of conspiracy in distributing ketamine, which caused a death.

• Reportedly, the charge of this crime was of 15 years. However, when he became the most important witness of prosecution against four other co-defendants, his sentence became lighter.

• The other accused were Dr. Salvador Plasencia, Dr. Mark Chavez, Erik Fleming, Jasveen Sangha (the “Ketamine Queen”).
  

  Erik Fleming departs federal court in Los Angeles after being sentenced in connection with the ketamine overdose death of actor Matthew Perry

• Sherilyn Peace Garnett, the Judge, stated that Iwamasa was aware that Perry was struggling with drug addiction and hid the evidence after Perry’s death.

• In the courtroom, Iwamasa apologised to the family of the late actor. He said,
  

  I’m so sorry to all of you. I’m just so sorry to have done illegal acts that I will forever regret. I will take it to my grave.”

• Iwamasa’s lawyer claimed that Matthew Perry wanted the drugs, and it was the duty of his personal assistant to provide him drugs.

• The initial statements of Iwamasa in the court papers, dated 28 October 2023, stated that Perry wanted his assistant to shoot him up with the drugs, and Iwamasa did the same, and after some hours, Perry was found dead. It read,
  

  Mr. Perry told the assistant, Kenneth Iwamasa, “Shoot me up with a big one.” Mr. Iwamasa complied. Hours later, he said, he found Mr. Perry dead.”

  

  An old picture of Kenneth Iwamasa and Matthew Perry

• Iwamasa’s uncle, Yukio Iwamasa, also defended him in a media interview. Yukio claimed that Kenneth was not a dishonest person and followed the instructions of his master. Yukio said,
  

  He’s not a devious person. He is somebody that follows instructions very, very sincerely, very thoroughly. And that’s the reason why he was a personal assistant. That’s the reason why he was hired and kept.”

• After, Kenneth Iwamasa was announced sentence, Matthew Perry‘s mother and sister wrote letters to the judge, thanking her for the justice served.

• Caitlin Morrison, Matthew Perry’s sister, wrote that she had no sympathy for Kenny. She wrote,
  

  I have no sympathy for Kenny Iwamasa. When Iwamasa left Perry the night he died, he was “either escaping from something he knew he had done or he was willfully abandoning a vulnerable person in a dangerous situation.”

• Madeline Morrison, another sister of Matthew Perry, wrote in a letter to judge that Iwamasa was more responsible for her brother’s death than the drug dealer.

• Kerry’s mother, Suzanne Morrison, wrote in a letter to judge that Iwamasa’s was hired to serve as Perry’s guardian. He would have helped him in fighting against his drug addiction. If Iwamasa was feeling any kind of pressure then he could have called any of Perry’s close aides. She wrote,
  

  Instead of protecting Perry, he aided and abetted illegal drug taking and arranged for one source of supply, then another. We trusted a man without a conscience, and my son paid the price.”

  

  Matthew Perry’s mother, Suzanne Morrison, left, and Keith Morrison, arrive at federal court for the sentencing of Kenneth Iwamasa in Los Angeles on 27 May 2026

• Sherilyn Peace Garnett, the Judge, stated in her verdict that Iwamasa was fully aware of the negative effects of drugs, yet he provided and injected them to Perry. She said,
  

  You were privy to his trouble with addiction. You knew he should not have used ketamine at the amount he did.”

• Garnett added that Iwamasa left Matthew Perry alone at home after injecting him a large amount of dose. She said,
  

  Your conduct was reckless the day of his death and the days leading up to that you made concrete steps to get rid of the evidence.”

• She claimed that Kenneth Iwamasa lied to the police about his involvement in Perry’s death. She stated that Iwamasa called Erik Fleming, the middleman, when he found Perry dead. She said,
  

  Iwamasa told Erik that he had cleaned up the scene, disposed of the ketamine bottles and syringes, and “deleted everything” from his phone.”

• Alan Eisner, Iwamasa’s lawyer, stated in the media that he worked according to the orders of Perry. He did not say no to Perry. He claimed that he appealed to the judge that the employer held all the powers in an employment.

• Alan said that Perry ordered Iwamasa to inject him the drugs and Iwamasa did the same without denying. Eisner said,
  

  This is not an incident that falls solely on the shoulders of Mr Iwamasa.”

  

  Kenneth Iwamasa with his lawyer during the court proceedings