leaves used for serving sake, rice, etc.
Archaic term referring to specific leaves (possibly from the oak or similar tree) used as a traditional serving vessel or offering tray in ancient Japan.
Ancient documents record that sacred offerings were placed on mitsunokashiwa leaves.
Archaic term; the kanji spelling is historical and rarely encountered.
Alternate historical spelling.
The term combines 三角 (mitsu, 'three corners' or 'triangle') and 柏 (kashiwa, 'oak'), likely referring to the shape or type of leaf used. The exact historical derivation is uncertain.