|  | Mei : "NAGAMITSU"
 Province : 
      Bizen
 
 Age: Later mid Kamakura Period
 
 Tradition 
      : Bizen-den
 
 School : Ko-Osafune
 
 Dimensions : 
      Ha-watari - 70.9 cm. / Sori - 2.13 cm.
 
 Sugata . The blade is 
      in shinogi-zukuri with iori-mune and has wide mi-haba in the bottom and a 
      little narrow in the yokote area, normal kasane and elegant tachi-sugata 
      with smaller chu-kissaki.
 
 Jihada : Dense and fine 
      ko-itame-hada combined with a little o-hada in company with thick ji-nie 
      then clear choji-utsuri appears.
 
 Hamon : Choji-midare in 
      tight nioi-deki accompanied with bright nioi-guchi then many ashi are seen 
      inside the hamon.
 
 Boshi : Midare-komi then becomes 
      yaki-tsume.
 
 Nakago : Suriage and has gently curved 
      kuri-jiri, kiri-yasuri and four mekugi-ana.
 
 Remarks : 
      Nagamitsu is a son of Mitsutada and succeeded his father, namely the 
      second generation of the main lineage of the Osafune school also he left 
      the largest number of works among master smiths of the same period.
 
 Nagamitsu forges very fine and clear jigane then produces clear 
      choji-utsuri, so-called 'Botan-utsuir'
 
 The patternof his hamon 
      tends to be calm or sugu-ha in the monouchi are and boshi usually becomes 
      'Sansaku-boshi'.
 
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