Do you by any chance think that Washi tape is just a normal tape? It's a nicely coloured and designed version of TEMPORARY-FIXING-TAPE, which is not suitable to seal something by itself. If you want to use them to decorate your letterheads…

Some of the postcards I receive on Postcrossing often say that 'I have not been able to see my family away from home since 2020.' I happen to have a sibling who came back from Tokyo before the Corona disaster, so my close family live nearb…