This kanji is used for a unit of volume ~1.8 liters.

on readings:
  • shō
kun readings:
  • masu
examples:
Fukaki kiri matō August 18 - 22
isshō 1.8 liters
isshōbin 1.8 liter bottle

links:
Japanese calander
Wiktionary
Japanese homepage | top

Last ∆ on 5 February 2026 by Bradley James Wogsland.