Meteor Sweepers (first season)
Voiced by: Yumi Kakazu (JP), Rachel Kempel (EN)
- Expy: Initally of Shinji, then faces Character Development
- Girlish Pigtails
- In the Blood: She comes from a family of Pilots.
- The Ditz
- The Glorious War of Sisterly Rivalry: With her older sister.
- You Gotta Have Green Hair
Voiced by: Fumiko Orikasa (JP), Stacey Q (EN)
- Alliterative Name
- People Jars
- Rei Ayanami Expy
- Shy Blue-Haired Girl
- The Virus
- Third-Person Person: Karin uses third person when referring to herself.
- Unwitting Pawn
- You Gotta Have Blue Hair
Voiced by: Shiho Kikuchi (Mie Sonozaki, Advance) (JP), Elisa Fiorillo (EN)
- Armor-Piercing Slap: Delivers a particularly painful on to Mikaze.
- Fiery Redhead
- Jerk with a Heart of Gold: Shows her heart in later episodes, along with a Tsundere side when worried.
Voiced by: Kaori Shimizu (JP), Lisa Enochs (EN)
- Amazingly Embarrassing Parents: Due to her photographer father.
- Brainy Brunette:
- Deadpan Snarker: Develops into one during the second season.
- The Generic Girl
- Only Sane Man: In comparison to the others, not that it helps.
- Universal Driver's Licence: Shizuha can do anything... if she has the licence for it!
Meteor Sweepers (Stratos 4 Advance)The second season featured these three new characters...then promptly stuck the original cast back in. And lampshaded this fact.
Voiced by: Kaori Mizuhashi (JP)
Voiced by: Haruhi Terada (JP)
- Token Minority: The only noticeably dark-skinned character in the series, and (presumably) the only native Okinawan.
Voiced by: Akeno Watanabe (JP)
Comet BlastersAn elite team of four Ace Pilots who destroy meteors using Space Planes from orbit. First foes, then friends of the Shimonji Meteor Sweepers.
Voiced by: Sayaka Ohara (JP), Michael-Ann Rowe (EN)
- Expy: Of Misato Katsuragi of Neon Genesis Evangelion fame.
- Hot Teacher: Unsurprisingly.
- The Klutz: Occasionally.
- Love Triangle: Between herself, Kazuma and Ran.
- Noodle Incident: What brought her to the ground in the first place?
- Veteran Instructor: Like all the Instructors at Shimoji, Sayaka is a Veteran Meteor Sweeper — of course, that means she occasionally gets Back in the Saddle.
Voiced by: Yousuke Akimoto (JP), Lou Savage (EN)
- Big Good: Despite his appearance he does back up his staff.
- Expy: Shares the beard with Gendo Ikari, but Reynolds is a far nicer and more upright person.
Other Notable Characters
Alice "Admiral" Mikuriya
Voiced by: Mayumi Asano (JP, EN)
- Cats Are Mean: And that's why Karin is afraid of her.
- Intellectual Animal: She's quite intelligent, and very aware of what people are thinking.