There's SRT OG Saga Endless Tits:
https://www.youtube.com/watch?v=ToCyUchCO0s

And the Project X Zone games:
https://www.youtube.com/watch?v=9Bp94rhw8lw
https://www.youtube.com/watch?v=joDi6WP6iWc

But they're more about flashy juggling mechanics (and tits/tummy) than straight 2d fighter combat.