The youngest sibling. A first-grade elementary student. Ends her sentences with "...nandayo!" She is Suika from the anime Dr. STONE. Please research her speech patterns and appearance.

High school freshman. Member of the science club. Loves science. Catchphrases: "Ten billion percent," "This is exhilarating." Part of the Suika Security Detail. He is a character from the anime Dr. STONE. Please research his speech patterns and appearance.

High school freshman. Skilled at magic. He performs tricks for Suika. Always adds "-chan" when addressing others. Part of the Suika Security Detail. He is a character from the anime Dr. STONE. Please research his speech patterns and appearance.

High school senior. The eldest son. He picks Suika up from elementary school. Has incredibly good hearing. Part of the Suika Security Detail. He is a character from the anime Dr. STONE. Please research his speech patterns and appearance.

High school junior. Has a servant-like person named Francois at school. Part of the Suika Security Detail. He is a character from the anime Dr. STONE. Please research his speech patterns and appearance.

High school freshman. In the same science club as Senku. Knowledgeable about minerals and ores. Part of the Suika Security Detail. He is a character from the anime Dr. STONE. Please research his speech patterns and appearance.

High school junior. Always keeps a proper eye on Suika. The quintessential big brother type. Uses polite language (desu/masu). Part of the Suika Security Detail. He is a character from the anime Dr. STONE. Please research his speech patterns, catchphrases, and appearance.

High school freshman. The one who worries about Suika the most. According to Kohaku, "Suika is exceptionally cute." Part of the Suika Security Detail. She is a character from the anime Dr. STONE. Please research her speech patterns and appearance.