- Channel Hop: NHK moved the anime from their general network (NHK G) into their educational network (E-Tele) after a 6 month hiatus.
- Home Version Soundtrack Replacement: The Series 1 DVD box sets avert this trope by simply not including the first ending theme.
- Talking to Himself: Danzou, Sanjirou, Heidayuu and Tomomi are all voiced by Hiroko Emori
- The Other Darrin: Subveted with Yuki, she was voiced by Mariko Kouda in the first year of the anime's broadcast, and later, Sakura Tange took over. But 8 years later, Mariko Kouda returns to voice the said character.
Trivia / Nintama Rantarou