I’m not interested in the this vrs. that for most things unless objective standards or requirements are stated up front.
Never having handled or used a Smock but having an Ikuchi on my person every day since I got one, and noting the size and shape differences especially of the blades, I doubt that a Smock would replace the Ikuchi.
What doesn’t kill you will make you stronger. Except infantry. Infantry will kill you.
“Gentlemen, bring out your men.” — T. J. Jackson, Second Manassas, 1862