[citation needed] He won White Bronze Award for his roles in Woman of the Lake and Yojōhan monogatari: Shōfu shino in 1966.
His most prominent roles in jidaigeki being Hyōgo Furukawa in the first season of Mito Kōmon and Fujiwara no Hidesato in the taiga drama Kaze to Kumo to Niji to.
In Kaze to Kumo to Niji to, Tsuyuguchi played an important role that killed leading character Taira no Masakado in the final episode.
Tsuyuguchi played lead role in Morimura Seiichi no Shūchakueki Series 1–4 (directed by Kazuo Ikehiro), it is relatively famous in Japan.
He also portrayed the voice of the "Baron Humbert von Gikkingen" in the original Japanese version of the Studio Ghibli anime film Whisper of the Heart in 1995.