Primary

• Karin Maaka Brother of Ren Marker
• Karin Maaka Father of Henry Marker
• Karin Maaka Mother of Calera Marker
• Karin Maaka Sister of Anju Marker
• Karin Maaka Grandmother Elda Marker
• Karin Maaka Wife of Kenta Usui
• Karin Maaka Best friend of Maki Tokitou
• Karin Maaka Daughter-in-law of Fumio Usui
• Karin Maaka In love with Winner Sinclair
• Karin Maaka Employee of Julian's manager
• Karin Maaka Student of Class Teacher

Extended

• Anju Marker Sister of Karin Maaka
• Anju Marker Sister of Ren Marker
• Anju Marker Daughter of Henry Marker
• Anju Marker Daughter of Calera Marker
• Anju Marker Granddaughter of Elda Marker
• Anju Marker Owner of Boogie
• Kenta Usui Son of Fumio Usui
• Kenta Usui Husband of Karin Maaka
• Ren Marker Brother of Karin Maaka
• Ren Marker Brother of Anju Marker
• Ren Marker Son of Calera Marker
• Ren Marker Son of Henry Marker
• Ren Marker Grandson of Elda Marker
• Winner Sinclair Son of Victor Sinclair
• Elda Marker Mother of Henry Marker
• Elda Marker Grandmother of Karin Maaka
• Elda Marker Grandmother of Ren Marker
• Elda Marker Grandmother of Anju Marker
• Fumio Usui Mother of Kenta Usui