SHINJUKU, Japan — An 83-year-old Japanese woman has been officially declared the world’s oldest professional club DJ by Guinness World Records.

Sumiko Iwamura, 83, aka DJ Sumirock, discovered she had a talent for DJing after she decided to attend a DJ school at the age of 77.

She now has a regular DJ slot at Decabar Z in Shinjuku, and her talents have even led to guest gigs at exotic locations from Paris to New Zealand.

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