- Dawson Casting: Slightly inverted. Satomi Hirose, playing Tsuruhime, was not yet 14 when filming began. When Tsuruhime is shown celebrating her birthday onscreen mid-series, her birthday cake can be seen holding 16 candles.
- Fan Nickname: The Hana no Kunoichi Gumi are often referred to by fans as the "Hanaranger" team.
- Name's the Same: Jiraiya shares his name with a previous Toei hero.
- Prop Recycling:
- Real-Life Relative: Jiraiya, played by Kane Kosugi, was the pupil of his father's killer, Gali. In real life, Gali was played by Kosugi's father, Shou.
Trivia / Ninja Sentai Kakuranger