This page explains in detail the interactions between the Famicom Robot series and the StarTropics series.
StarTropics[]
december 01, 1990
Famicom Robot
StarTropics
The Navigational Computer of the Sub-C submarine is a robot called Nav-Com that looks very similar to R.O.B. and actually has the same exact head.
License[]
Copyrights for both series are held by Nintendo.