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Floor Guide
Floor Guide Top
B1Extreme times
1FThe beginnings of time
2FAlways one step ahead of the rest
3FFrom time indicated by natureto human-made time
4FPrecise (Seiko) time
5FA variety of times
Seiko and Timepieces History
The Origin of the Combustion Clock
What is a Traditional Japanese Clock (Wadokei)?
Seasonal Time System
Major Types of Traditional Japanese Clocks
Life and Time in the Edo period
Hisashige Tanaka（1799-1881）
Japanese sundial in the Edo period
