During the period of national isolation, interpreters were called "tsunji" (translators). Moriyama is a serious and enthusiastic boy who, while sometimes spinning his wheels He was a serious and enthusiastic young man, a promising apprentice who, while sometimes spinning out of control, was able to keep thinking and making an effort to convey his message. He eventually grew up and was later present at negotiations with Perry and Harris. He becomes a shadowy figure in Bakumatsu-era diplomacy! He laughs and cries in the cutting-edge work of the Bakumatsu period, Sometimes hurt, he faces up again and becomes a professional. Strong and gentle, a work human drama at the end of the Edo period!