159条
満十五年ニ至リタル者ハ父母ノ許諾ヲ受ケテ縁組ヲ承諾スルコトヲ得
父母ノ一方カ死亡シ又ハ其意思ヲ表スル能ハサルトキハ他ノ一方ノ許諾ヲ以テ足ル
父母共ニ死亡シ又ハ其意思ヲ表スル能ハサルトキハ其家ノ祖父母ノ許諾ヲ受ク可シ若シ祖父母ノ一方カ死亡シ又ハ其意思ヲ表スル能ハサルトキハ他ノ一方ノ許諾ヲ以テ足ル
116. Any person who has attained the full age of fifteen years can consent to the adoption by obtaining the permission of the father and mother.
Where one of the father and mother is dead or cannot express his or her intent, the permission of the other suffices.
Where both the father and mother are dead or cannot express their intent, the permission of the grandfather and grandmother in the house shall be obtained, and if one of them is dead or cannot express his or her intent, the permission of the other suffices.