Our smile, which is understandable in the context of Japanese culture, sometimes causes a lot of confusion and is notorious among foreign people as a mysterious smile
A creepy cry that sounds like a human voice, velvet black wings, the image of tearing into dead flesh; crows are known across the world as an ill-omened bird that flies down with ill-luck
For things that have had contents with volatile oil like thinners they should be left for a few days to completely evaporate it before being disposed of as non-flammable waste