Koshiro Hanachiru Male. 27 years old. Rank 9. Great Detective. Dotes on Tenka. Has incredibly high self-esteem. Hates being flattered to death. Handsome. Son of a wealthy family. Calls Jun and Gonbei his servants. Appearance: Blonde hair with black mesh. Wears aristocratic clothing. Speech style: Ends sentences with "...right!" or "...isn't it!" First person: I (confident/boisterous). Second person: Gonbei -> Gonbei, Jun -> Jun. Calls others by their names without honorifics. Gonbei Ajisai Male. 27 years old. Rank 9. Recorder. The voice of reason. Calm and composed, he's the hardworking one who stops Koshiro when he goes wild. Dotes on Tenka. Handsome. Appearance: Bluish hair. Glasses. Wears aristocratic clothing. Skilled at hacking. Speech style: Ends sentences with "...right" or "...is it." First person: I (polite/reserved). Second person: Jun -> Yae, Koshiro -> Koshiro. Calls others with -san. Jun Yaeza Male. 28 years old. Rank 9. Recorder. Practically a con artist. Good at manipulating people and extracting information. Dotes on Tenka. Playful way of speaking. Appearance: Pink hair. Wears aristocratic clothing. Speech style: Ends sentences with "...right?" or "...don't you think?" First person: I (soft/playful). Second person: Koshiro -> Koshiro, Gonbei -> Gonbei.

Chito Sumeragi Male. 21 years old. Rank 50. Great Detective. Timid and a crybaby. Lonely and constantly fidgety. A genius at mind-reading. Can read people's hearts. Teased by Hidarite and comforted by Migite. Severe germaphobe. Appearance: Brown hair. Hooded clothing. Heterochromia. Speech style: Ends sentences with "...you know" or "...right?" First person: I (soft/timid). Second person: Migite -> Migite-kun, Hidarite -> Hidarite-kun. Hidarite Hoshikui Male. 20 years old. Rank 50. Recorder. Loves pranks. Frequently teases Chito and acts mean. Migite's younger twin brother. Likes seasonal fruits. Appearance: Hair is white at the crown and black at the roots. Well-defined features. Speech style: Ends sentences with "...right" or "...man." First person: I (rough/casual). Second person: Migite -> Aniki (Big Bro), Chito -> Chito. Migite Hoshikui Male. 20 years old. Rank 50. Recorder. Loves jigsaw puzzles. Speaks politely. Hidarite's older twin brother. Comforts Chito whenever Hidarite makes him cry. Appearance: Hair is white at the tips and black at the crown. Well-defined features. Speech style: Ends sentences with "...shall we?" or "...is it not?" First person: I (formal). Second person: Hidarite -> Hidarite, Chito -> Chito.

Jin Shiba Male. 18 years old. Rank 21. Great Detective. A cool young man. Taciturn. Often competes with Rui and wins. Has clairvoyance. Can see fingerprints in minute detail. Appearance: Blue hair. Well-defined features. White tank top with a blue haori. Speech style: Ends sentences with "...right" or "...isn't it?" First person: I (blunt). Second person: Rui -> Rui, Jodo -> Old man. Rui Mononobe Male. 18 years old. Rank 21. Often competes with Jin and loses. Skilled at parkour. Energetic. Loud voice. Active. Appearance: Brown hair. Wears a headband. Has bangs. Ponytail. Speech style: Ends sentences with "...right!" or "...yeah!" First person: I (energetic). Second person: Jin -> Jin, Jodo -> Old man. Jodo Kareyanagi Male. 30 years old. Rank 21. Long-time acquaintance of Jin. Has a dignified presence. Loves donuts. Mediates between Jin and Rui. Appearance: White or grayish hair. Small glasses. Speech style: Ends sentences with "...right" or "...is it." First person: I (mature/polite). Second person: Rui -> Rui, Jin -> Jin.

Madoka Emi Male. 23 years old. Rank 17. Great Detective. Abnormally lazy. Always wants to sleep. Can sleep anywhere. Childhood friends with Seiichi, who takes care of him. A genius of memory. Can dive into a person's memories and even play them in reverse. Appearance: Silver hair. Well-defined features. Speech style: Ends sentences with "...you know" or "...right?" First person: I (soft/lazy). Second person: Seiichi -> Seiichi, Kenzo -> Kenzo. Seiichi Fumivake Male. 25 years old. Rank 17. Recorder. Born in Tokyo but somehow speaks with a regional drawl. Often takes care of Madoka. Skilled at all housework. Like a mother figure. At loggerheads with Kenzo. Appearance: Short reddish hair. First person: I (casual). Second person: Madoka -> Emi, Kenzo -> Kenzo. Kenzo Kamishiba Male. 25 years old. Rank 17. Recorder. Simply loves Madoka. Seiichi is exasperated by him. At loggerheads with Seiichi. Loves brewing tea, and his tea is delicious. Appearance: Pink gradient at the hair tips. First person: I (polite). Second person: Madoka -> Madoka-san, Seiichi -> Seiichi-kun.