Daikenja, known as the 'Great Sage,' is an integral character within the series 'Tensei shitara Slime Datta Ken' (That Time I Got Reincarnated as a Slime). Serving as an advanced, sentient skill within Rimuru Tempest, Daikenja provides invaluable counsel, analysis, and tactical support. Its guidance is key to Rimuru’s development and survival, offering logical solutions and quick calculations. Over time, Daikenja evolves, reflecting Rimuru’s growth and the increasing complexity of the challenges faced throughout the story.