To the nearest electric store and so on are not put in inventory, but orders are possible, but it takes time. When I want to use it as soon as possible I will be very saved because the goods arrive in 1 or 2 days.
Since it is a genuine Epson product, there is no problem as a matter of course, especially because the pigment seems to be resistant to ultraviolet rays, long-term letters will not fade even if it is used for on-site notes etc. However, very unfortunately, there were several cases where prices were cheaper than purchasing on sites other than your company for more than 500 yen on a price basis.