AKA Five Red. The eldest of the Hoshikawa siblings, when he was a kid, he shot Garoa on the face out of fear, instigating their rivalry. As of present day, he's a science teacher, mostly dabbling in plant life/biology. Is scared of ghosts.
- Cool Sword: V Sword
- Bifurcated Weapon: V Sword + Power Grip = V Shuttler.
- Disney Death: Died, but immediately got better thanks to Kazumi.
- Genius Bruiser
- Law of Chromatic Superiority
- The Leader
- Promotion to Parent: Assisted with Arthur.
- Signature Move: V Sword Spark
- The Smart Guy: A science teacher.
- Team Dad
- Why Did It Have to Be Ghosts?
AKA Five Blue. Second eldest of the Hoshikawa siblings and the closest Gaku could get for friendly rival/second in command. He teaches physical education (swimming), making him the strongest fighter on the team.
- The Big Guy
- The Lancer
- Leeroy Jenkins: Instigates one in the second episode, which puts himself and his siblings in a pinch, until Gaku bails them out.
- Mundane Made Awesome: Dodges like a Blitzball player.
- Signature Move: Rolling Arrays
- Weapon of Choice
AKA Five Black. The twin brother of Remi and the youngest of the Hoshikawa siblings. Eventually becomes a language teacher, which grants him a lot of linguistic abilities and the ability to understand alien languages.
- Kid-Appeal Character
- Knife Nut: Two of them; Power Cutter and Cutter Discs.
- Bifurcated Weapon: Power Cutter + Power Grip = Black Jaw.
- Signature Move: Screw Cutter
- The Smart Guy: The go-guy to moonspeak with aliens.
AKA Five Pink. Third-born and oldest daughter of the Hoshikawa Family. Has a computer-like brain which enables her to quickly analyze enemy weakness. This kind-hearted woman is a math teacher too.
- Cool Sword: Cutie Circle
- Despair Event Horizon: Which caused her to defect, but turns out that she's a... Fake Defector just to trick the monster into reviving a dead Gaku.
- Expy: Not her, but her ranger form seems to be one to Momorenger as both of them having a heart-shaped visors right down in their helmets.
- Good with Numbers: A Math teacher, and all.
- The Heart
- Signature Move: Circle Finish
- The Smart Girl: See Good with Numbers.
- Team Mom: Sometimes, even when she's got two big brothers.
- Tomboy and Girly Girl: Girly Girl to Remi's Tomboy.
AKA Five Yellow. The fourth-born and the older twin sister of Fumiya. She teaches music, but is the bonafide Action Girl. Knows Kung Fu and would teach children those in spare time.
- Anime Chinese Girl: Occasionally wears this kind of look since she utilizes Kung Fu.
- The Chick: Of the Action Girl variety.
- Drunken Master: Once mastered the Drunken Fist.
- Signature Move: Tact Attack
- Tomboy and Girly Girl: Tomboy to Kazumi's Girly Girl.
- Whip It Good: Melody Tact
- Big Bad: The one leading Zone in their conquests. Subverted, as she's really an illusion created by Vulgyre.
- Dead All Along: It turns out the real Empress Meadow died years ago and that the Empress Meadow who has been giving orders to Zone is an illusion created by Vulgyre.
- Immortality Immorality: Seeks to become immortal by destroying 1,000 planets.
- Light Is Not Good: Has a very bright colored appearance, though it becomes more reddish when she gets mad.
- Badass Mustache: He has a pretty big mustache.
- The Captain: of Vulgyre, Zone's flagship.
- The Dragon: He's Meadow's lead commander, though his continued failures coupled with Chevalier's arrival lead to him getting demoted and replaced by Chevalier. He eventually gains the position back though, which leads to...
- Co-Dragons: After being promoted back up to Captain, he shares the position of Meadow's right-hand with Chevalier.
- Law of Chromatic Superiority
- Good Scars, Evil Scars: Gaku gave him one years before the series, which established his rivalry with FiveRed.
- Villain Decay: Once a genuine threat, but after a few failures and Chevalier's appearance, he decayed so much that he becomes a bumbling comic relief villain and demoted to janitor. He did restore his decay in the last arc, though.
- All for Nothing: What she boils down learning that Meadow was merely a facade used by Vulgyre, realizing that her entire life of dedicating herself and faithfully following Meadow was for nothing. She takes this realization really hard.
- Bling of War: She wears gold-plated armor all across her body.
- Dark Action Girl: She managed to take out the entire Knight Corps of a planet Zone attacked.
- Fate Worse than Death: Vulgyre combines her with Zaza and turns her into a Gasshin Gingaju along with Zaza.
- Go Mad from the Revelation: Finding out that Vulgyre planned on enacting an Apocalypse broke her to Laughing Mad levels.
- The Evil Genius: Zone's resident scientist and the designer of their weapons.
- Insignia Rip-Off Ritual: Upon learning that Vulgyre had been using her her entire life, she discards her helmet, signifying that she's renounced her beliefs.
- Mad Scientist
- Red Baron: "The Galaxy's Greatest Genius".
- Undying Loyalty: One of Meadow's oldest followers and her most loyal. Finding out that she didn't really exist sent her into a Villainous Breakdown.
- The Alcoholic: As he himself put it, he only lives for sake and the sword.
- The Brute: He's the one most commonly sent in to fight the heroes.
- Even Evil Has Standards: Is noticeably disgusted when Vulgyre turns Doldora and Zaza into a Gasshin Gingaju.
- Master Swordsman: He's an incredibly skilled swordfighter.
- Dark Chick: The oddball of Zone's top commanders.
- Evil Counterpart: To Remi.
- Fate Worse than Death: Vulgyre fuses her into Doldora and turns her into a Gasshin Gingaju.
- Knife Nut: Fights primarily with knives.
- Greed: He really loves money...
- Karmic Death: Which leads to getting him crushed by it.
- Team Pet
- Bishōnen: Even Remi and Kazumi were charmed by his good looks. And yes, that includes Doldora and Zaza. And Meadow/Vulgyre too!
- The Dragon: Replaces Garoa as Meadow's right-hand soon after his arrival, though Garoa eventually manages to get promoted back up, causing the two to [share the position.
- Sixth Ranger: Joins the Zone forces about halfway through the series.
- Big Bad: He's the true leader of Zone. Meadow is an illusion created by him.
- Expy: Hm, a living being disguised as something people can travel on who destroys planets and manipulates followers? Hey, we have another Bazoo!
- Genius Loci: He disguises himself as Zone's ship.
- The Man Behind the Man: Subverted and played straight; he's both the Man and the Man Behind the Man.
- Manipulative Bastard
- Meaningful Name: His name sounds a lot like "vulgar", and he's a very vulgar creature.
- One-Winged Angel: Galactic Super Beast Vulgyre
- Stalker with a Crush: Towards the real Princess Meadow
- Walking Spoiler: There's a reason he has his own folder.
- Weaksauce Weakness: The Sidon Flowers are enough to cause him to crash.