Early hoten (mukden) variation “B”
Obverse early hoten “B”
late toyoda auto loom variation “B”
Obverse late toyoda auto loom variation “B”
End of pommel early hoten ‘B”
End of pommel late toyoda auto loom “B”
Variant birds head pommel “navy special” variation “O”
Obverse variation “O”
End of pommel variation “O” note taper shape to curved
BHF Bird’s Head Flat Pommel
Matsushita kinzoku osaka early variation “C”
Obverse matsushita variation “C”
End of pommel matsushita “C”
R Rectangular Pommel
Late hikari seiki square pommel variation “P”
Obverse hikari variation “P”
End of pommel hikari variation ”P”
Variant “racetrack” shaped press stud, toyoda automatic loom, variation “K”, also occasionally seen in toyoda variation “J” rarely seen in variation “I”