|English||True Lightning Sword|
|Technique Type||Kessen Ougi 決戦奥義|
Decisive Battle Secret Technique
|Technique Class||Ken 剣|
Shin Raikōken (真・雷光剣, True Lightning Sword) is a the most powerful lightning Shinmei-ryū technique where the user infuses lightning energy into the sword and causes an explosion that destroys an area.