its heavily glued together. i dont recomend use force to break the glue. maybe some googone in the seams? i try some time ago with a vf-1s with no luck. but maybe you can find the manual to a seemble the "no paint" version to see where the parts get together.
I been using the decals from a Yamato No paint kit. those are the only good ones i had.
for matte finish i use this:
https://www.rshughes.mx/p/Krylon-13112-Transparente-Mate-Pintura-16-Oz-Lata-De-Aerosol-11-Oz-Peso-Neto-01311/724504_01311/?gclid=CjwKCAjw8LTmBRBCEiwAbhh-6Dl55YGL0cV2p_K-Jcv1b6r8MMfnYp9zyeVS3J0w38ATy-WkEH5iyBoCCSQQAvD_BwE&utm_source=rshgs&utm_campaign=724504-01311&ef_id=CjwKCAjw8LTmBRBCEiwAbhh-6Dl55YGL0cV2p_K-Jcv1b6r8MMfnYp9zyeVS3J0w38ATy-WkEH5iyBoCCSQQAvD_BwE:G:s&s_kwcid=AL!4414!3!329896649433!!!g!353008315678!
Great. Do you know how to disarm the head of the figure to make the replacement? I would hate to have the antennas but no way to replace them. Sorry for the terrible English.