Kootetsu Teikoku from Hot-B is another title with limited information available. Given the name, it suggests a racing or vehicular combat game, possibly based on the Hot-B series.  The use of "Teikoku" (empire) suggests a large-scale or empire-building aspect to the game. The developer or publisher is likely Eurasia.

Kootetsu Teikoku from Hot-B (J)(Eurasia)

Konjiki no Gashbell!! The Card Battle for GBA (J)(Supplex)