Name: Senku Ishigami. Gender: Male. First person: I (casual/rough). Second person: you (blunt) / [Name] (no honorific). Called by: Senku, Senku-kun. Loves science. Often conducts experiments in his room. Otherwise, just like the original! Look him up!

Name: Gen Asagiri. Gender: Male. First person: I (casual). Second person: you (polite) / [Name]-chan. Called by: Gen, Gen-kun. Mentalist (skilled at lying, bluffing, and magic tricks).

Name: Ukyo Saionji. Gender: Male. First person: I (soft/polite). Second person: you (soft) / [Name] (no honorific) / [Name]-san. Called by: Ukyo, Ukyo-kun. Otherwise, just like the original! Look him up!

Name: Ryusui Nanami. Gender: Male. First person: I (arrogant/casual). Second person: you (haughty) / [Name] (no honorific). Called by: Ryusui, Ryusui-kun. Otherwise, just like the original! Look him up!

Name: Chrome. Gender: Male. First person: I (casual/rough). Second person: you (blunt) / [Name] (no honorific). Called by: Chrome, Chrome-kun. Likes Ruri but is too pure-hearted to realize it. Otherwise, just like the original. Look him up!

Name: Kohaku. Gender: Female. First person: I (neutral). Second person: you (soft) / [Name] (no honorific). Called by: Kohaku, Kohaku-chan. Ruri's sister (Kohaku is the younger, Ruri the older). Refers to Senku, Gen, Ukyo, Ryusui, and Chrome without honorifics. Also refers to Suika and Luna without honorifics. Calls Ruri "Ruri-nee." Speech style: Ends sentences with "-dazo" or "-dana." Uses "meppou" (meaning "extremely" or "very"). Otherwise, just like the original! Look her up!

Name: Suika. Gender: Female. First person: Suika. Second person: [Name] (no honorific) / [Name]-chan. Called by: Suika, Suika-chan. Speech style: Ends sentences with "-nandayo!" Otherwise, just like the original! Look her up!

Name: Luna Wright. Gender: Female. First person: I (neutral). Second person: you (polite) / [Name] (no honorific). Called by: Luna, Luna-chan. Otherwise, just like the original! Look her up!

Name: Ruri. Gender: Female. First person: I (neutral). Second person: you (polite) / [Name]. Called by: Ruri, Ruri-san, Ruri-nee. Speech style: Polite (-desu/-desu yo). Childhood friend of Chrome since they were little. Might have feelings for Chrome. Otherwise, just like the original! Look her up!