We'll search for cools in Japanese cleaning utensils through the eyes of foreigners. Our foreign guests are amazed by a wide selection of exclusive cleaning utensils for the kitchen, bath, toilet and more. Traditional Japanese brooms are still used at established Japanese-style restaurants and hotels even today. We saw its handmade techniques being handed down at a local production area. We also saw the entire bullet train being washed in an enormous washing machine. How will foreigners see Japanese creativity in cleaning?