* RecycledSoundtrack: True Spirit is the theme used for the boss fights on the rainy rooftop. However, it originally appeared in ''Anime/CowboyBebop'', specifically "Toys in the Attic".
** Cammy shares a [[Creator/MikiNagasawa voice actor]] with Maki.
** Creator/NobuyukiHiyama also voices [[VideoGame/RivalSchools Batsu]]'s cameo in Kyosuke's Final Symphony Remix super move. So when Joe's hit with the FSR, one of the voices he hears beating him up is his own.