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DjMugen
1st October 2006, 10:00 AM
I was unable to find a post for this, but when I asked my sensei what size is recommended. Apparently, he said I was suitable for either a 2.35 or 2.40, since I told him I was 5'7. I am planning on getting a iaito from Nishiden, but it only comes in the measurement of "sun". What is a proper size for a 2.40 shaku?

ender84567
1st October 2006, 10:02 AM
i belive the notation 2.4 stands for 2 sun 4 shaku so 2.4 sun would be the correct measurment. At least for shinai a 39 or 3.9 is 3 sun 9 shaku

Ojiisan
1st October 2006, 11:39 AM
Measuring the sword:

Bu
1/10 of a sun, 0.3 cm

Nagasa
Measure of length of blade from kissaki to mune machi in a straight line

Shaku
30.2 cm. or 11.9 inches.

Sori
Measure of curve of blade from nagasa to mune at deepest point.

Sun
1/10 of a shaku.

Yamabushi Nate
1st October 2006, 10:54 PM
i belive the notation 2.4 stands for 2 sun 4 shaku so 2.4 sun would be the correct measurment. At least for shinai a 39 or 3.9 is 3 sun 9 shaku

Sorry, but you've got this backwards.

2.4=2 shaku 4 sun; 3.9=3 shaku 9 sun

10 bu=1 sun; 10 sun=1 shaku. It's all decimals-simple math. Therefore, 2.40 shaku=24 sun.

Converting to metric:

1 bu=0.303 cm
1 sun=3.03 cm
1 shaku=30.3 cm

HTH.

Kendoka
2nd October 2006, 01:21 PM
Sorry, but you've got this backwards.

2.4=2 shaku 4 sun; 3.9=3 shaku 9 sun

10 bu=1 sun; 10 sun=1 shaku. It's all decimals-simple math. Therefore, 2.40 shaku=24 sun.

HTH.

Ditto.

2.4 syaku (or shaku) is 2 syaku, 4 sun.