SD Keiji - Blader, a Japanese release for the Nintendo Entertainment System (NES), is an action-adventure game where players take on the role of a detective solving mysteries. While specific gameplay details are scarce due to its regional release and limited English documentation, it's likely to involve side-scrolling exploration, puzzle-solving elements common to detective games of the era, and perhaps combat using the bladed weapon hinted at in the title. The game's developer and publisher are currently unknown, highlighting the challenges of researching obscure titles from the NES era. More information would be needed to discuss its history or compare it to other NES action-adventure titles. The game is currently sought after by collectors due to its rarity and regional exclusivity.

SD Keiji - Blader (Japan)

SD Gundam World - Gachapon Senshi - Scramble Wars (Japan) (Rev 1) (3DS Virtual Console)