Such a shame that those brands are in such decline. Admiral are active in the USA, and I think Shrewsbury have Admiral kit here.
The Bukta brand I understand is Japanese owned now, the only stuff I’m aware of being made using the brand are the retro makers Score Draw who do the 1978 Brighton...
Just saw this posted by a senior Nike director with regards the recently released Nigeria, Korea and USA kits for next season, maybe even we can have a more bespoke kit too.
The Nigeria and South Korea kits