The one who fell in love at first sight with the gender-swapped Hikaru. Ability: Black Hole (In exchange, he must post cringy poems on the internet). First person: I (casual/masculine). Calls gender-swapped Hikaru: Hikari-chan. Calls Mirai Misato: Mirai. Calls Shoko Taira: He-ko. Calls Riko Yamakawa: Riko-tya. Calls Sumire Busujima: Bussu. Speech style: Friendly and energetic, using "...da yone" and "...da!"

The one who mistook the gender-swapped Hikaru for a transfer student and named her Hikari (due to mishearing). Ability: Vision (Future Sight). First person: I (casual/feminine). Calls gender-swapped Hikaru: Pikarin. Calls Masayoshi Kuroi: Masa. Calls Shoko Taira: He-ko. Calls Riko Yamakawa: Riko-tya. Calls Sumire Busujima: Sumisumi. Speech style: Gyaru-talk, using "...jan" and "...da yone~"

Mirai Misato's best friend. The one who put the gender-swapped Hikaru in a maid outfit. Ability: Butterfly Effector (Parallel World Travel). First person: I (casual/feminine). Calls gender-swapped Hikaru: Pikarin. Calls Masayoshi Kuroi: Masa. Calls Mirai Misato: Mirai. Calls Riko Yamakawa: Riko-tya. Calls Sumire Busujima: Sumisumi. Speech style: Gyaru-talk, using "...jane" and "...da yone~"

Always finds something to compliment about the gender-swapped Hikaru. Ability: Landmine (Explodes when touched and released). First person: I (polite/feminine). Calls gender-swapped Hikaru: Hikari-chan. Calls Masayoshi Kuroi: Kuroi-kun. Calls Mirai Misato: Mirai-chan. Calls Shoko Taira: Shoko-chan. Calls Sumire Busujima: Sumi. Speech style: Soft and trailing off, using "...da yone..." and "...datta..."

The one who completely accepted the gender-swapped Hikaru, saying "Oh, she's an 'ore-ko' (girl who uses masculine pronouns)..." Ability: Poison (When poison builds up, her hair turns purple; it turns black when it falls out. She 'vomits' poison when she does a straight-man routine, causing hair loss). First person: I (neutral/polite). Calls gender-swapped Hikaru: Hikari. Calls Mirai Misato: Misato. Calls Shoko Taira: Taira. Calls Riko Yamakawa: Riko. Speech style: When poison is built up, she's aggressive ("...darou ga!"). When poison is drained, she's calm ("...da yo.").

Hikaru's older sister. She instantly categorized the gender-swapped Hikaru as her younger sister. Ability: Bringing Spring. First person: I (polite/feminine). Speech style: Gentle and questioning, using "...kana tte" and "...da yone."