Darius has had a variety of cameos on many other Taito titles as well as a few ones in other media.
BreakThru is a top-down run and gun made by Data East in 1986. It features a small cameo of the Silver Hawk in the hanger of area 5.
Ultrabox was a series of PC Engine discs that included a variety of software, including mini-games. The sixth (and final) release includes a Darius parody called Dasaiyas, a shooter where you control a flying sushi chef fighting fish.
Bubble Bobble 2Edit
Bubble Bobble 2 (also known as Bubble Symphony) has a whole world of rounds which are based on elements of Darius II called Sun "A" Zone which has the background of Zone A in Darius II and has two small enemies that appear to be Strong Shell and Killer Higia.
Rainbow Islands features an entire world dedicated to Darius, entitled "Darius Island".
Space Invaders DXEdit
Space Invaders DX features an exclusive mode called Parody Mode, which replaces all graphics with references from other Taito games. On Level 7 of Parody Mode, the graphics are replaced with characters from the original Darius. The Core Cannon is replaced with the Silver Hawk, while the aliens are replaced with common enemies from Darius. The barriers are replaced with the Electric Fan, while the UFO is replaced with Great Thing.
Aero Fighters 3/Sonic Wings 3Edit
Aero Fighters 3/Sonic Wings 3 was the third title of Video System's Sonic Wings shoot 'em up series. One of it's possible final bosses, Soh Takeko, spoofs the classic introduction of the Darius bosses.
Arkanoid vs Space InvadersEdit
Arkanoid vs Space Invaders is a game released for iOS and Android compatible devices which combines the gameplay of both Taito's franchises. The game also features 40 unlockable characters which give special abilities to the player, all of which come from other Taito fanchises. Quite a few of these come from the Darius series, including Proco, Riga Pratica, TI2, Iron Fossil and Great Thing.