A wonderful Facebook page called “Yokai Attack!” exists for those interested in the former (and that’s the 伸ばした’d yō - ようー - for those trying this at home). An article posted there today regarding youkai https://www.theatlantic.com/international/archive/2015/11/japan-yokai-monsters-halloween/413557/ led me to wonder whether there are Kumamoto-specific types - and, thanks to the magic of Wikipedia (Japanese only), we now know that there are! Check here … or under your bed. - William https://ja.wikipedia.org/wiki/Category:%E7%86%8A%E6%9C%AC%E7%9C%8C%E3%81%AE%E5%A6%96%E6%80%AA