Game Twin Hawk
Author/Vendor Toaplan
Released 1990
Game Type Shoot 'em up
Language English & Japanese
(set console accordingly)
Defaults to Japanese.
Defaults to Japanese.
Gens (0.92)
Default language depends on the order set in Country Autodetection.
Set Country to USA or Europe for English.
Set Country to JAPAN for Japanese.
A decent clone of the classic arcade game 1943 for the Genesis.

Has some interesting gameplay twists of its own, but the obvious lack of a two-player dual-play mode hurts this otherwise excellent shoot 'em up.