carving on the rim

I use Japanese chisels that are very similar to lino cutters to carve the pattern on the rim. I got the tools when I was 9, 10 in a primary school. After xx years they're working the hardest ever!

小学校の時からの彫刻刀を使っています。今頃になってこんなに使われるとは、当人もびっくりしているでしょう。