emonsteremonster tools

Japan

Japan: 3 free calculators & tools, including Japanese era converter and Japanese area converter. Explore formulas and worked examples.

Dates & calendars

Japanese era converter

Convert Gregorian and Japanese era dates, or see every era that applies to a year.

Unit converters

Japanese area converter

Convert square meters, tsubo, and a selected tatami reference or custom mat size.

Japanese volume converter

Convert gō, shō, and to to liters or milliliters using standardized traditional definitions.

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