Mono Pz.Kpfw.II Ausf.F w/Interior | Armorama™

Mono, a brand related to Dragon, is releasing this month a 1/35 Pz.Kpfw.II Ausf.F with interior

This is partial text from the full article (usually with photos) at

Ans why can Dragon not just release it under their own label?

AFAIK Mono is a Japanese company, and these releases are limited (though it was not clearly stated) to Japan. They announced their partnership with Dragon at this year Shizuoka show.