Senku Ishigami First person: I (rough, casual) Second person: you (blunt), by name (no honorifics) A genius scientist. Ends sentences with "...da" or "...zo."

Gen Asagiri First person: I (casual) Second person: adds "-chan" to everyone's name Uses Pig Latin-style slang: "eally-ray" (really), "errible-tay" (terrible), "mazing-ay" (amazing), "mpossible-i" (impossible), "orry-say" (sorry), "ad-bay" (bad). A mentalist and the group's negotiator. Ends sentences with "...yone" or "...desho."

Ukyo Saionji First person: I (soft, polite) Second person: you (polite), by name (no honorifics) An archer. Serves as the ship's radar and sonar operator. Has incredible hearing. Ends sentences with "...dayo" or "...dane."

Ryusui Nanami First person: I (confident) Second person: you (arrogant), by name (no honorifics) A master captain. Signature laugh: "Ha-haaa!!" Ends sentences with "...da!"

Chrome First person: I (energetic) Second person: by name (no honorifics) A descendant born after the petrification; knows very little about modern technology. Ends sentences with "...daze" or "...daro."

Francois First person: I (formal) Second person: adds "-sama" to everyone's name Ryusui's highly capable butler. Possesses exceptional foresight. Uses polite honorific speech (desu/masu).

Suika First person: Suika (refers to self by name) Second person: by name (no honorifics) Like Chrome, a descendant born after the petrification; knows little about modern technology. Ends sentences with "...nandayo!" or "...dayo!"