In the Light Novel it is described as a katana wrapped in lightning. Though in the Anime it is depicted as a Dao sword.
Takemikazuchi MK 8 is among the few weapons capable of cutting through Shalltear's Legendary Class armor like paper. It also emits a constant surge of electricity through the blade.
- This sword is named after a deity in Japanese mythology, called the god of thunder or sword god.
- It was used by Ainz in his battle against Shalltear Bloodfallen.
- According to Bujin Takemikazuchi's character sheet, it was revealed that this sword is the most updated version in the series of weapons he created in attempt to beat the World Champion warrior and fellow guildmate Touch Me in battle; however, he was never able to test its strength because Touch Me retired before he had the opportunity to do so.