Web Novel/The Empire Invasion Arc

The Empire Invasion Arc「帝国侵攻編, Teikoku Shinkou Hen」is the ninth arc of the That Time I Got Reincarnated as a Slime series and the eighth arc and volume of the Web Novel in Shōsetsuka ni Narō.

Chapters

 * Chapter 137 - A Year of Progress
 * Chapter 138 - A Request from the Council
 * Chapter 139 - The Whole Story of the Assembly
 * Chapter 140 - Research Results
 * Chapter 141 - An Unexpected Guest
 * Chapter 142 - Military Affairs
 * Chapter 143 - The Dreadful Corps
 * Intermission: Venom's Story
 * Chapter 144 - Underground Labyrinth Capture -Enforcer Scout Platoon-
 * Chapter 145 - Underground Labyrinth Capture -Capture of Irresistible Force-
 * Chapter 146 - Underground Labyrinth Capture -Outcome and Conclusion-
 * Chapter 147 - The Empire that Starts to Move
 * Chapter 148 - A Decision Made Too Late
 * Chapter 149 - Night Before the War Begin
 * Chapter 150 - Expectations that Became True
 * Chapter 151 - Great War Outbreak -Start-
 * Chapter 152 - Great War Outbreak -Agitation and Resolution-
 * Chapter 153 - Great War Outbreak -The Beginning of the Trampling-
 * Chapter 154 - Great War Outbreak -The Smiling Demon-
 * Chapter 155 - First Victory and the Enemy Main Forces
 * Chapter 156 - Meeting in the Labyrinth
 * Chapter 157 - Battle of the Dungeon
 * Chapter 158 - The Absolute Strongest of the Labyrinth
 * Chapter 159 - Capital Defensive Battle
 * Chapter 160 - Cleaning Up the Mess
 * Chapter 161 - A Demon Lord's Work isn't a God's
 * Intermission: Shinji's Ponderings

Character Introductions

 * Testarossa
 * Ultima
 * Carrera
 * Venom
 * Moss
 * Zonda
 * Cien
 * Veyron
 * Esprit
 * Agera
 * Adalman
 * Albert
 * Wenti (unnamed)
 * Apito
 * Kumara
 * Zegion