Kyukyoku Tiger (X68000)

Kyukyoku Tiger (Overseas: Twin Cobra) is an arcade game as a successor to one of Toaplan's first shoot 'em ups, Tiger Heli. Kyukyoku Tiger was ported to numerous home consoles and computers. Kaneko and Inter-State developed by X68000 port. This time, it's actually nearly close to the arcade than their previous port, Hishouzame. Like the arcade, the player pilots the TC-17 Twin Cobra to shoot and destroy lots of enemies on your way.

History after Hishouzame (X68000)
See more at this article.

After the release of the Flying Shark port, Kyukyoku Tiger was set to be released in Spring 1992. However, the release was delayed until January 15th, 1993! In a meanwhile, Kaneko was somewhat almost finished with Same! Same! Same! and Tatsujin ports with a possible release in 1993 and 1994. After 1994, the ports never saw store shelves and like said before, for an unknown reason.