Ultraman: Operation Giant (ウルトラマン ジャイアント作戦 Urutoraman Jaianto Kaiki) is a novel written by Toshihiro Iijima, under the pseudonym Kitao Senzoku. It was published in 2005, and was based on an unproduced script for the original Ultraman, for which Ijima was in charge of.
One day, out of the blue, the SSSP HQ receives a challenge from a robot who calls himself Napoleon. The robot, who calls himself Napoleon, suddenly arrives at the SSSP HQ and launches the mysterious Operation Giant to determine the ruler of the entire human race. As the first attack, the subterranean monster Morgo is resurrected, and the battle with the Science Patrol begins...
- Napoleon (ナポレオン Naporeon)
- Ancient Monster Morugo (古代怪獣 モルゴ Kodai Kaijū Morugo)
- Steel Giant G (鋼鉄巨人 G Kōtetsu Kyojin G)
- Alien Baltan
|Showa||Ultraman (Operation Gold Rush, Umezu, Nohara, Kazumine, Operation Giant) | Ultraseven (The Targeted Star, Kuwata, Kazumine) | Return of Ultraman | Ultraman Great Fierce Battle | Ultraman Ace | Ultraman Taro (Uchiyama, Ishikawa) | Ultraman Leo | Mirrorman | The・Ultraman | Ultra Brothers Story | The☆Ultraman | Ultraman 80 | Decisive Battle! Brothers | Ultra Super Legends|
|Heisei||Ultraman Great (Manga, Novel) | Ultraman: Super Fighter Legend | Battle of the Ultra Brothers | Gridman the Hyper Agent: The Demon King's Counterattack | Ultraman Tiga (Forest of the White Fox, Kiriel-Bito) | Ultraman Dyna (Star of Peace・The・Other) | Ultraman Gaia (The Day Algona Arrived, Superhuman Legend | Heisei Ultraseven (Ultraseven EPISODE: 0, Ultraseven EVOLUTION) | Ultraman THE FIRST | Ultra Q dark fantasy | Ultraman THE NEXT | Ultraman Nexus ("N" THE OTHER, Second Coming -Dreams-) | Ultraman Story 0 | Ultraman Max | Ultraman Mebius (Anderes Horizont, Fight! Ultra Brothers, Armored Darkness) | Mega Monster Battle: Ultra Adventure | Ultra Monster Kattobi! Land | Ultraseven X | Ultra Ninpocho | Ultraman Super Fighter Geki-Den | Ultra Idemitsujin | Ultraman Sisters | Ultraman: Another Genesis | ULTRAMAN | Seven Queu: Lovely Idol | Ultra Monster Anthropomorphic Project (Novels, Galaxy Days, POP, Ultra Journey, The Beginning Stories) | TSUBARAYA X HAYAKAWA (Return to Tatara Island: Ultra Monster Anthology, Ultraman Dual, Ultraman F, Ultraman Dual 2) | Ultraman Orb Chronicle | Ultraman R/B (Ultraman R/B The Movie Novelization, Ultraman R/B Novel | TDG: Adventure in Hyperspace|
|Reiwa||Ultraman Tiga: To the Shining Ones | SSSS.GRIDMAN NOVELIZATIONS | Hime and Samurai | ULTRAMAN SUIT ANOTHER UNIVERSE | Ultraman Dyna: Zero Drive Towards Tomorrow | SSSS.GRIDMAN ANOTHER LOAD | Anime ULTRAMAN Novel | Ultraman Taiga Novel | Diaclone VS. Gridman | Fight! Sevenger | DARKNESS HEELS ―Lili― | Mirrorman 2D|
|Foreign||Ultraman G | Ultraman: Negative One | Ultraman Tiga | Redman | The Rise of Ultraman | The Trials of Ultraman|