|Home Place||Hisakata Town|
|Season||Beautiful Witches Of Earth|
Marina is Tenaka Chiasa's younger sister.
Akabayashi Marina is Tenaka Chiasa's younger sister, and Akira's older sister. She lives with their mother and works at their family restaurant after school. Marina is an extroverted girl, who loves making new friends and is very friendly towards anyone. Marina is about to enroll Middle School and is determined to become the student with the best scores of her age.
Marina (真里奈?) - Marina is a feminine given name, which, even though it is an European given name, is a quite popular name for girls in Japan. The actual name comes from the Latin marinus which means "of the sea". Based on the kanjis given, the name means "true, village", coming from Ma (真?) meaning "true", combined with Ri (里?) meaning "village" and Na (奈?) which can be translated to "what" but usually is not listed to have any greater meaning.