The is a Chinese-based Japanese unit of volume. One koku is equivalent to 10 or approximately ,
The modern defined here is set to equal the so-called ( or "compromise "),
Lumber koku
The "lumber " or "maritime " is defined as equal to 10 cubic Shaku (unit)| in the lumber or shipping industry, and Kaga han of the Maeda clan, the largest fief (other than that of the shōgun), was called the "million-koku domain". Its holdings totaled around 1.025 million koku (worth ). Many samurai, including hatamoto (a high-ranking samurai), received stipends in koku, while a few received salaries instead.
The kokudaka was reported in terms of brown rice (genmai) in most places, with the exception of the land ruled by the Satsuma clan<!--including the islands of Okinawa and Amami Oshima it controlled--> which reported in terms of unhusked or non-winnowed rice (.
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