The Brief #4 Nutrition, Urchin business, Digitizing currencies

A Japanese nursery school is teaching children as young as two about healthy eating by having them cook their own meals with real kitchen knives, even running a pop-up restaurant that earned enough money for a school excursion, A Japanese startup is restoring coastal ecosystems by harvesting overpopulated sea urchins that have destroyed kelp forests and fattening them up on land until they reach a marketable size as a sushi delicacy, A Tokyo fintech startup valued at two billion dollars is helping developing countries launch their own official digital currencies by providing a platform to digitize central bank money.