artist unknown shun enokido takahito sakazume monster musume no iru nichijou animated character acting effects impact frames liquid smoke | #105623

only 3 KA on the OP: Sakazume, Enokido, and Nakayama. This is probably mostly enokido/sakazume but it's a little hard to guess exactly what they did since they have similar styles.

0:01 ~ 0:02 Enokido
0:03 ~ 0:06 Sakazume