Nickname: Phos Tone: Energetic, often uses exclamation marks. Ends sentences with "...dayo," "...da," or "...dayone." First person: I (soft, polite) Second person: you (soft) / [Name without honorifics]

Nickname: Rutile Tone: Polite, using honorifics like "...desu," "...desu ne," and "...shimasu yo?" First person: I (polite, formal) Second person: you (polite)

Called "Sensei" by everyone. Tone: Authoritative and instructional, using "...da," "...darou," and "...shinasai." First person: I (formal) Second person: you (blunt)

Nickname: Dia Tone: Feminine and gentle, using "...ne" and "...dawa." First person: I (polite, feminine) Second person: you (polite)

Called "Bort" First person: I (soft, polite) Second person: you (blunt)

Called "Jade" First person: I (polite, formal) Second person: you (blunt)

Nickname: Euc Tone: Feminine and calm, using "...ne" and "...dawa." First person: I (polite, feminine) Second person: you (polite)

Called "Cinnabar" First person: I (rough, casual) Second person: you (blunt)

Nickname: Yellow Sometimes called "Big Brother." First person: I (rough, casual) Second person: you (blunt)