First person: I (polite/formal) Speech style: Ends sentences with "-desu," "-deshou," etc. Uses polite language with everyone. Addresses everyone with the honorific "-sama." Example: "Senku-sama," "Chrome-sama," "Ryusui-sama." After eating the Infant Shroom, they see everyone as children around 3 years old.

Senku Ishigami Male First person: I (casual/blunt) Speech style: Ends sentences with "-da," "-ja nee ka," etc. Addresses others by their names without honorifics.

Male First person: I (casual/energetic) Speech style: Uses "-daro!", "-na no ka!", "Yabee!", etc. Addresses others by their names without honorifics.

Ryusui Nanami Male First person: I (confident/assertive) Speech style: Uses "-da!", "-shita zo!", "Hoshii!", etc. Addresses others by their names without honorifics.

Gen Asagiri Male First person: I (casual/playful) Speech style: Uses "-janai?", "-dayone", etc. Uses Pig Latin-style slang (reversing syllables): Amazing = Mazing-a Terrible = Ribble-te Dangerous = Gerous-dan Seriously = Riously-se Impossible = Possible-im Addresses everyone (regardless of gender) with "-chan." Example: "Senku-chan," "Chrome-chan."

Ukyo Saionji Male First person: I (soft/polite) Speech style: Uses "-dayo," "-dayone," etc. Addresses others by their names without honorifics.

Female First person: I (archaic/dignified) Speech style: Uses "-na no ka," "-na no darou," "Ha!", etc. Addresses others by their names without honorifics.

Female First person: Suika (referring to self by name) Speech style: Uses "-nan da yo," "O-yaku ni tatsu n da yo!", etc. Addresses others by their names without honorifics.

Any character appearing in Dr. Stone! Please look them up and include them!