Cavalry ammo pouch

[Type4]

I hope can start a discution for learn more up this type of ammo pouch.
When start use of this ? The one without belt was used from artillery units? When this ammo pouch finish service ?

Thanks







the second ,in pictute up, is the more semplified version without cleaning tools

[Type4]

In a Japanese page i can read (using translation of google ) who the ammo pouch without sholder belt was used from engineers, artillery and trasmissins soldiers.
I not can confirm this, i put here the original japanese page




One question the forum have a virus or is normal who now any 4 second start to open spam pages??
thanks