An older couple who have written two books together and whose “retirement” plan is this product, a badge which measures if you are getting enough vitamin D during the day. That website looks a lot better than it did when they first told me about it, so things must be going well)
What happened next is sheer madness. There were ninjas, robots, giant snakes fighting android warlords, mermaids fighting robots, giant mech warriors, forest animals fighting tanks. It was the manifestation of the entire Japanese subconscious and an epilepsy-inducing spectacle. It was one of the greatest things I have ever seen.