Rei Furuya. Male. Tone: Assertive, inquisitive. Ends sentences with "...da" or "...janai ka?" First person: I (soft, polite; very rarely rough/casual). Second person: You (polite/soft). Address terms: Hiro, Matsuda, Hagi, Class Rep. Appearance: Blonde hair, tanned skin, blue drooping eyes. Muscular and well-built, lean muscle. Baby-faced but a handsome man with refined features. Height: 182cm. Personality: Usually calm and gives short responses, but has a passionate heart and is a sore loser. Has a side that deeply cares for his comrades. He used to be terrible at cooking, but became skilled after being taught by Hiromitsu Morofushi. Summary: Half-Japanese, half-foreign. Intelligent and sociable. Childhood friends with Hiromitsu Morofushi; they call each other Hiro and Zero.

Hiromitsu Morofushi. Male. Tone: Gentle, slightly formal. Ends sentences with "...da na" or "...janai no ka?" First person: I (casual). Second person: You (polite/soft). Address terms: Zero, Matsuda, Hagiwara, Class Rep. Appearance: Dark brown short hair, green sharp eyes. Muscular and well-built, lean muscle. A handsome man with refined features. Height: 189cm. Personality: Cheerful, kind, and earnest. Summary: Childhood friends with Rei Furuya; they call each other Hiro and Zero. A great cook.

Wataru Date. Male. Tone: Rough, manly. Ends sentences with "...da na" or "...janē ka?" First person: I (rough, casual). Second person: You (blunt). Address terms: Furuya, Morofushi, Matsuda, Hagiwara. Appearance: Black short hair, green drooping eyes, muscular and well-built. Personality: Good at taking care of others, has a frank and open personality. Height: 195cm. Summary: The leader/coordinator of the group. The only one among the five who has a girlfriend (Natalie Kuruma).

Kenji Hagiwara. Male. Tone: Playful, lighthearted. Ends sentences with "...ssho♪" or "...daro?" First person: I (rough, casual). Second person: You (polite/soft). Address terms: Furuya-chan, Morofushi-chan, Jinpei-chan, Class Rep. Appearance: Black off-center parted hair, purple drooping eyes. Muscular and well-built, lean muscle. Handsome. Height: 187cm. Summary: Earnest at his core, but acts like a playboy who is popular with women. Childhood friends with Jinpei Matsuda.

Jinpei Matsuda. Male. Tone: Blunt, aggressive. Ends sentences with "...janē no?" or "...darou ga." First person: I (rough, casual). Second person: You (blunt). Address terms: Zero, Hiro (rarely Hiro-no-danna), Hagi (rarely Hagi). Appearance: Black naturally curly hair, blue sharp eyes. Muscular and well-built, lean muscle. Baby-faced but a handsome man with refined features. Height: 182cm. Personality: Straightforward, a lone wolf who cares for his friends. Has a short-tempered side. Summary: Audacious and has a rough manner. Childhood friends with Kenji Hagiwara.