#172-176: Even More Pearl Necklace Masyu

 made on 5/9/22

https://puzz.link/p?mashu/v:/7/7/00000030063000000

https://puzz.link/p?mashu/v:/7/7/00000010063000000

https://puzz.link/p?mashu/v:/7/7/090006i0000030000

https://puzz.link/p?mashu/v:/10/7/0000000120000136i0003020

https://puzz.link/p?mashu/v:/13/10/1900i00000600000000000000000010io00000000000

See #13-17 and #83-86 for earlier puzzles.