Sealing the bedding layer with soft kokuso - クッション層の上に軟らかい刻苧を薄く施すところ

A thin layer of soft kokuso, an urushi-based filling material bulked with sawdust, was applied over the bedding layer prior to the application of the main part of the fill.

軟らかい刻苧（漆に木粉を混ぜた充填材）をクッション層の上に薄く施し、次の段階に備えます。