> IMHO "メインサーバー"@ja (= "主サーバ"@ja.installer.po) would be
> better, but also think changing installer.po so soon
> may make things more complicated.
> So, at first I'll attempt to unify them as "主サーバー"@ja in
> both installer (and other components) po file(s) and the manual.
> (add omitted prolonged sound symbol (I'll call it OPSS) at its tail;
> more natural expression in "2019" Japan)