Ninja Gaiden - Dragon Scroll is presumably another fan-made or unofficial release linked to the Ninja Gaiden franchise. The "Dragon Scroll" might indicate a new chapter or scenario within the game's existing storyline or an alternate version of the game's content. The game's creator and its relation to the main Ninja Gaiden series require additional clarification and research.

Ninja Gaiden - Dragon Scroll

Ninja Crusaders - Ryuuga (Japan)