I love Chair Yoga Dancing. https://www.youtube.com/yogavista
Not music only but great for enjoying music and pleasant movements while sitting
Sabah Kadri https://youtu.be/F-ROqpL5FNY
These also look great with Bollywood inspired moves and music:
Choreo N Concept
https://www.youtube.com/channel/UCdpHrPvt3EZiL0F97XWnUgQ
https://www.youtube.com/watch?v=g5qVkpBn9po&list=PLrJFYxUgYq4AhoJMpTj860MqUTlnhGqw_
https://www.youtube.com/c/DanceWithDeepti
https://www.youtube.com/c/DanceWithDeepti/videos?view=57
also Dhruvi Shah Dance
Dance Fitness Videos
https://www.youtube.com/channel/UC1diQQQOrUsGoSzYKPTXv6g
The Glow Girl Tales
https://www.youtube.com/channel/UCLi1iV2wszbLNwLfaKjjgTg
FITNESS DANCE With RAHUL
https://www.youtube.com/channel/UCObqz9gEwhZmouZ685Uk0fQ
Complete Fitness Rhythm Class
MYLEE Dance
https://www.youtube.com/channel/UC0G3ShKXy9CnfgyinX89kIg
yes2next for everyone
https://www.youtube.com/channel/UC6HvC1sJJKWL-zVJgBub7Vw
fabulousat50 play your own music
https://www.youtube.com/channel/UC84IALINgOJY_Tl8zVYcCuA
My Simple Steps includes a wonderful music only seated Tai Chi
https://www.youtube.com/channel/UC_0oASp52Tj_oTsMW9cxJ4Q
https://www.youtube.com/watch?v=T2SscwGK4oE