According to his Patreon post there'll be more than 70 animations in the next update:
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The design, art, and story tasks for beta 3 have begun.
Beta 3 is a golden build containing 70+ H-animations. End of quote.
I too prefer the old combat system, the new one seems a bit janky. You can access the toy box, reducing the need to force a 1-hand system. Now it seems too much like the dime a dozen RPGMaker games. Except the excecution takes forever. There are 6-8 seconds between player attacks and 3-4 seconds between player inputs in the gameplay teaser. More instantaneous actions would be preferable.