What is the Least Punches Required to Beat Title Defense? (Punch-Out Wii)

Let's try to do the Minimum Punches Challenge in each Title Defense fight of Punch-Out Wii.
I have to win each fight by KO or TKO and I am not allowed to take damage.
Opponents:
Glass Joe
Von Kaiser
Disco Kid
King Hippo
Piston Hondo
Bear Hugger
Great Tiger
Don Flamenco
Aran Ryan
Soda Popinski
Bald Bull
Super Macho Man
Mr. Sandman
Donkey Kong
4K 60fps gameplay recorded and edited by Nintendo Unity.
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