1. 曾祖母   stepsister   foster mother   great-grandmother   stepson   Hint Half-n-half Clue   2. 養子   foster mother   brother-in-law   foster son   great-granddaughter   Half-n-half Clue   3. まま息子   great-grandson   godfather   sister-in-law   stepson   Half-n-half Clue   4. 婿   foster brother   son-in-law   goddaughter   godmother   Half-n-half Clue   5. 舅   father-in-law   great-granddaughter   goddaughter   foster mother   Half-n-half Clue   6. 乳兄弟   foster daughter   great-granddaughter   great-grandparents   foster brother   Half-n-half Clue   7. 義兄   brother-in-law   foster daughter   foster sister   son-in-law   Half-n-half Clue