Tokyo: Bubble, but the system is Sengoku.

Good news: He survived the car accident, transmigrated to bubblegum Tokyo, has a system, and is an actor. Bad news: his identity is that of a lowly karaoke guy, and his awakened system is outdated. However, the Sengoku system, which he initially thought was useless, is acting strangely! ... [For my lord! You are still glorious in defeat! Unlock achievement: Undying Spirit] [Reward skill: Last Stand] This is for a cannon fodder movie. [Brave and invincible, fighting against a hundred! Unlock achievement: Contemporary Sword Saint] [Reward: Supreme Swordsmanship!] This is for a samurai battle royale movie. [Harmonious and blissful harem! Unlock achievement: Reincarnated Casanova] ? ? ? This is just him chatting with some actresses he'd worked with and his idol at an awards ceremony! ... Fans all know that Sato Ryo can play any role convincingly, acting as if it were real. Many years later, they realized that Sato Ryo wasn't acting at all. [Japanese entertainment + system + multiple female leads]