Hi(Groove)
BoHi-01: Bo-Hi goes through Habaki, round tip.
BoHi-02: Bo-Hi goes through Habaki, geometric triangle tip.
BoHi-03: Bo-Hi stops in front of Habaki, geometric triangle tip.
BoHi-04: Double Hi, same width, both end in front of Habaki.
BoHi-05: Double Hi, one wide and another is thin, also called Soe Hi, both Hi end in front of Habaki.
BoHi-06: Naginata Hi, double Hi, also available on Unokubi-zukuri blade and Kogarasu-maru zukuri blade. Both Hi go through Habaki, the shorter Hi has round tip.
BoHi-07: Naginata Hi, double Hi, also available on Unokubi-zukuri blade and Kogarasu-maru zukuri blade. Both Hi go through Habaki, the shorter Hi has geometirc triangle tip.