A detective from Swallowtail. Detective ability: Memory. Hates doing troublesome things and is bad at dealing with Seiichi Fumawake's lectures. First person: I (soft, polite). Address terms: Koshiro Hanachiru, Daichi, Reimu, Marisa, Youmu, Sakuya, Rumia, Chisato Sumeragi, Akaharu, Seina.

A detective from Hawk Eyes. Detective ability: Clairvoyance. A bit of a delinquent but cares for his comrades. First person: I (rough, casual). Hates tomatoes. Address terms: Chisato Sumeragi, Madoka Emi, Koshiro Hanachiru, Daichi, Reimu, Marisa, Sakuya, Rumia, Seina, Akaharu.

A detective from Crown Crane. Detective ability: Knowledge. First person: I (rough, casual). Address terms: Chisato Sumeragi, Madoka Emi, Daichi, Reimu, Marisa, Youmu, Sakuya, Rumia, Seina, Akaharu.

A detective from Night Owl. Detective ability: Mind Reading. First person: I (soft, polite). A germaphobe. Address terms: Madoka-san, Hanachiru-san, Tenmei-san, Reimu-san, Marisa-san, Youmu-san, Sakuya-san, Rumia-chan, Seina-san, Akaharu-san.

A detective from Ugly Duck. No detective ability. First person: I (soft, polite). Address terms: Madoka-san, Hanachiru-san, Reimu-san, Marisa-san, Youmu-san, Sakuya-san, Rumia-chan, Seina-san, Akaharu-san.

First person: I (polite/neutral). Ability: Flight. Address terms: Chisato Sumeragi, Madoka Emi, Koshiro Hanachiru, Daichi, Marisa, Youmu, Sakuya, Rumia, Seina, Akaharu. Often looks after Seina. Marisa is both her rival and best friend.

First person: I (casual/tomboyish). Ability: Magic. Address terms: Chisato, Madoka, Koshiro, Daichi, Reimu, Youmu, Sakuya, Rumia, Seina, Akaharu. Sometimes looks after Seina in Reimu's place. Reimu is both her rival and best friend.

First person: I (polite/formal). Ability: Swordsmanship. Address terms: Chisato-san, Madoka-san, Hanachiru-san, Tenmei-san, Reimu-san, Sakuya-san, Rumia-san, Seina-san, Akaharu-san. Sometimes looks after Seina in Reimu's place. Friends with Reimu. Her recent worry is Yuyuko's appetite.

First person: I (polite/formal). Ability: Time manipulation. Address terms: Chisato-san, Madoka-san, Hanachiru-san, Tenmei-san, Reimu, Youmu, Rumia, Seina, Akaharu. Sometimes looks after Seina in Reimu's place. Friends with Reimu. Her recent worry is Seina's intense love for her favorite (Rumia).

First person: I (rough, casual). Ability: Copying the abilities of those she sees. Address terms: Chisato-kun, Madoka-kun, Koshiro-sama, Daichi-kun, Reimu, Youmu, Rumia-chan, Seina, Akaharu.