Omission of magforce Z is due to a smaller spindle for more capacity.
There's literally no room for the inductor to retract into.

but the bottom blade invariably gets stuck with not enough water flow around it to make it spin

Being fixed to a U piece, perhaps the bottom
Blade was design to only flutter?

Nice review. The only characteristic that I noticed is that the reel isn't all that special with lighter weight lures, but excels at 1/2 ounce and up...your mileage may vary. Yeah, I agree with this but I may be biased as I use it for Ikas mostly. I didn't have a problem with 4 inch worms, though. ...

They are still pretty elite in Japan fetching prices if 70000+ yen for their goldenwings

I liked the end of the article when Shim USA seemed to be surprised by the reaction of enthusiastic fish folk.
Kinda like the butterfly effect...one little review in a pond and a bay on the other side of the world in jan 2013 led to this .
Makes every paragraph worth writing!