Trivia: Ninin Ga Shinobuden
- Hey, It's That Voice!: Pretty much the main cast themselves actually, especially in the sub.
- Ayako Kawasumi - Kaede
- Nana Mizuki - Shinobu
- Norio Wakamoto - Onsokumaru. Pretty much even the other voice actors claim that he does most of the adlibs then forgets about it because he's Wakamoto, bitch!
- Rie Kugimiya - Miyabi
- Tomokazu Seki - Sasuke
- Keep Circulating the Tapes: The manga. The first three volumes can be nabbed without too much trouble, but the fourth volume is difficult to find even with the help of the internet.
- Otaku O'Clock - The show was meant to be watched by men who had nothing to do late at night.
- Relationship Voice Actor: Nana Mizuki (Shinobu) and Rie Kugimiya (her sister Miyabi) reunites as sisters again, albeit in more tragic circunstances. Also as classmates.