The Ikigal system is fine, though it's my first time if hearing it. But it sounds better to be allowed to continue doing what you love, with no age limit, as far as your strength can carry. However, there definitely would come a time one may not be able to do anything again-,there comes the retirement. Your tips on growing relationships now and teaching children to love togetherness now is amazing. Retirement time may bring loneliness but being surrounded by families and being allowed to do a little more if what makes you happy is fine. I enjoyed reading this