Takashi Kawaguchi is a graduate of New National Theater of Tokyo. After debuting on stage in a Japanese production of Salome, he has performed in various plays, TV dramas and films. He is known for "Twenty Four Eyes" (TV 2013), “The Winslow Boy" (Play 2015), "Bad Poetry Tokyo" (Film 2018), “Make-Believers"(film 2021),"December"(film 2022) and "Tiger" (Film 2025).