- Acclaimed Flop: In North America, the show was really well liked by critics due to themes that resonate better with a western audience, like Cowboy Bebop or Black Lagoon. Domestically, it sold to middling sales that ended up being Manglobe's last work.
- Creator Killer: Despite its critical acclaim, the middling sales of this anime were the final major bump for Manglobe, which closed itself down not long after.
- Digital Piracy Is Evil: Kohske has asked people not to translate or publish her manga online or else she would have to quit making it altogether.
- Playing Against Type:
- Relationship Voice Actor: Junichi Suwabe and Ian Sinclair, as Worick Arcangelo, are both a dandy guy... in space.
- The Wiki Rule: Has its own wiki.
Trivia / Gangsta.