ナイトメア・オブ・ドリアスチュートリアル 3D (Nightmare of Druias Tutorial 3D) is a Nintendo 3DS game developed by Nicalis and published by Spike Chunsoft. It is a remake of the classic Cave Story, released in 2004 for the PC. The game follows the story of an amnesiac robot named Quote who wakes up in a cave and must save the Mimiga, a race of rabbit-like creatures, from the evil Doctor. Along the way, he meets a variety of characters and makes friends with them. The game features a variety of puzzles and platforming elements, as well as multiple endings depending on the player's choices. The 3DS version adds new levels, enemies, and boss fights, as well as improved visuals and stereoscopic 3D support. The 3DS version also includes a new tutorial mode to help players learn the game's mechanics. The game is a great way to experience the classic Cave Story in a new way, and the 3D visuals and new content make it a must-have for fans of the original.