Probably not; D is not a particularly suited language for being a backend target. To be fair, neither is Javascript; it got in that position by accident. That

Probably not; D is not a particularly suited language for being a backend target. To be fair, neither is Javascript; it got in that position by accident. That said, just as a related aside, there's the Daniel Murphy's magicport program that translates real projects from C++ do D semiautomatically (Daniel used it to translate the D compiler itself; we recently committed to bootstrapping).