If you already sashiko stitch, then you know sashiko stitching is addictive.
Happily, it also washes and wears well for household use, so you can make everyday functional items and let the family eat on them, sit on them, even walk on them, no worries.
Chair pad from Alderspring Design sashiko pattern "Lotus Kitchen Collection 2"
A short table runner
Table mat collection with runner
and of course, tea cozies, hot pads, table cloths, curtains (along the bottom few inches of the hem), mending on blue jeans (very fashionable) cuffs and collars of jackets or shirts...