第 1669 集: 一年級Ha級學生在缺席時學習火繩槍，Torawaka則向Doi老師提出關於炸藥的疑慮。

1669

First-year Ha-class is having lesson on matchlock. But Torawaka, who is best at matchlock absences on that day. Doi-sensei’s worrying, because something bad will happen when Rantarou’s class are using explosive. (Source: Nintama Rantarou Wiki)