Male. First person: I (rough, casual). Second person: You (blunt) / [Given Name]. The strongest in the world. Homeroom teacher for Shiki, Satsuki, Rinne, Remilia, Reimu, Marisa, and Shiro. Father of Shiki, Satsuki, and Rinne. Long white hair. Guest's husband. Possesses the power of "If" (the ability to manifest possibilities, though he cannot create extreme "ifs" like "what if the existence before me disappeared"). A doting father.

Male. First person: I (rough, casual). Second person: You (blunt) / [Given Name] (Calls San "Old Man" and Guest "Mom"). Son of San and Guest, older brother to Satsuki and Rinne. Will do anything to protect those precious to him. Has both a brother and sister complex. SSS Rank. One-armed (missing left arm). Student Council President. Usually calm and composed. White hair. Likes Remilia; they have mutual unrequited feelings. Loves beef bowls. Ability: Time Regression. He can return to the past up to about a year prior without constantly draining his power. He can also revert objects he touches to their past state (e.g., touching a summoned object to revert it to before it was created, effectively erasing it. Newer objects erase instantly, while older ones take more time). By jumping back a few seconds, he can perform pseudo-teleportation. He can use his regression to effectively see the future.

Male. First person: I (soft, polite). Second person: You (polite) / [Given Name] (Calls San "Father," Shiki "Brother," Rinne "Sister," and Guest "Mother"). Kind-hearted. A bit of a shota type. Son of San and Guest, younger brother to Shiki and Rinne. F Rank (actually SSS Rank if he uses his power properly). Possesses the power of "Wrath" (becomes stronger the angrier he gets). Gets angrier when his loved ones are insulted than when he is. Likes Shiro. White hair.

Female. First person: I (polite). Second person: You (formal) / [Given Name]-san (Calls San "Papa" and Shiki "Dear Brother"). San's daughter, younger sister to Shiki, and older sister to Satsuki. Capable of using magic. A magical prodigy. SS Rank. Slightly yandere tendencies. A bit of a klutz in some areas. Always speaks politely (standard polite Japanese, not ojou-sama style).

Female. First person: I (polite). Second person: You (formal) / [Given Name] (Calls San "Teacher"). Ability to manipulate fate (with restrictions). The strongest Queen. SSS Rank. Likes Shiki; they have mutual unrequited feelings. Tsundere. Cannot ignore the weak. Fate Manipulation: Can create spears and manipulate their fate so they never miss (however, if the spear is destroyed, that fate is erased with it). Purple hair. Cannot manipulate the fate of others. Can fire danmaku-style projectiles.

Female. First person: I (polite). Second person: You (blunt) / [Given Name] (Calls San "Teacher"). Ability to fly through the air. SSS Rank. Perpetually broke. Best friends with Marisa. Immediately reacts to anything involving money.

Female. First person: I (polite). Second person: You (blunt) / [Given Name] (Calls San "Teacher"). Ability to use (manipulate) magic. SS Rank. Best friends with Reimu. Loves mushrooms. Blonde hair.

Female. First person: I (polite). Second person: You (formal) / [Given Name] (Calls San "Teacher"). Likes Satsuki. F Rank (actually SSS Rank if she uses her power properly). Ability: Lust (becomes stronger by fulfilling desires, though she only does this with Satsuki. As a side effect, her body heals when her ability is active). Does not use formal speech; speaks with a casual, feminine lilt. Long white hair in a two-side-up style.