The list of informative sword trivia to understand the Japanese sword better.
Does a Torokusho matter?
Forgery of the Japanese sword
Hamon and Durability
How old is your sword?
List of Japanese Sword Periods
List of Toriji of each school
NBTHK certificate ranking and criteria
Shape of Sword : Periodical Comparison
Shape of Sword 1 : Late Heian to Early Kamakura Period(1100-1221)
Shape of Sword 2 : Middle Kamakura Period(1222-1289)
Shape of Sword 3 : Late Kamakura Period(1290-1333)
Shape of Sword 4 : Nanbokucho Period(1334-1393)
Shape of Sword 5 : Early Muromachi Period(1394-1466)
Shape of Sword 6 : Middle to Late Muromachi Period(1467-1595)
Shape of Sword 7 : Azuchi-Momoyama to Early Edo Period(1578-1615)
Shape of Sword 8 : Edo Period Kanbun Era(1661-1681)
Shape of Sword 9 : Edo Period Genroku Era(1688-1704)
Shape of Sword 10 : End of the Edo period(1853-1867)
Shape of Tanto : Periodical Comparison
Sword Age Identifier
Which tradition does your sword belong to?
Which Yamashiro tradition school does your sword belong to?
Which Yamato school does your sword belong to?
Why there are no Juyo swords by second-tier schools?
Yamashiro Tradition Sword Identifier
Yamato Tradition Sword Identifier
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