Kenta Date/Mega Red | Actor: Hayato OshibaUnderachiever and laziest student in the Moboroshi high who enjoys eating barbecque and playing the arcade game Megaranger. His gaming habit causes him to be scouted to the INet and he ended up being Mega Red. While he's Red, he's not the leader of the team, that position goes to the more responsible Kouichirou. Turns out he's not really that dumb, since he can be smart when the time demands, he's just lazy about studying.
Koichiro Endoh/Mega Black | Actor: Atsushi EharaModel student, Student Council President, a hard working boy who pretty much treats everything like Serious Business. He is the appointed leader of the Megarangers, due to more responsibility.
Shun Namiki/Mega Blue | Actor: Masaya MatsukazeThe token genius boy, an aspiring computer graphic artist. At first prioritized his dream than fighting, causing him to quit, but ends up going back anyway since dreams can be re-created, but not friends. He's still pretty aloof compared to the rest, though.
Chisato Jogasaki/Mega Yellow | Actor: Eri Tanaka
A bright photographer girl, and a more responsible one. She's into various girly hobbies like singing. While she's smart and responsible, she also sometimes likes to slack off and play Megaranger.
Miku Imamura/Mega Pink | Actor: Mami HigashiyamaA not-so-bright student who's a good friend to Chisato. Likes eating, but is quite conscious on her weight. Like Kenta, she's just Obfuscating Stupidity due to her dislike to schoolwork. Has a crush on Shun.Later on, she reappears in Gaorangers vs Super Sentai, helping the Gaorangers and some other old school Sentai warriors.
Professor Kubota | Actor:
Yusaku Hayakawa/Mega Silver | Actor: Shigeru KanaiA researcher of INET who tends to slack off. Despite his slacking off attitude, he's one of the top agents INET could offer. He develops the prototype of Megaranger suit, and when the final product is out, he used the prototype to create the Mega Silver suit. He later helps out the Megarangers in their battle against Nejirejia, including making up a 'Neji Silver' suit.
Trope Shared Among Them
Evil Electro-King Javious ILeader of Nejirejia but basically the Orcus on His Throne that command Doctor Hinerlar and his subornate. Appear only as an eye that sometime appear on the monitor in Grand Nejiro
Dr. Hinelar Actor: Tetsuo Morishita
"Our first task, is to destroy it!"
Shibolena Actor: Asami Jo
"Soon, it will be the age of Nejirejia!"
The female humanoid general in blue. Shibolena is the one who devises many new plans to take over earth and often fought the Megaranger. She is a robot builded after Hinelar's long dead daughter.
Bibidebi Voiced by: Tomokazu Seki
"Bibibebibi We'll do it debi!"
A goofy creature in shape of ball that was given "purpose" by Dr.Hinelar to bring back monsters and increase its size. He died in finale along with the Grand Nejiros.