Just pointing out that the page for JL also doesn't say "redeem" either, but clearly redeeming is possible. (I'm not disputing that redemption isn't available on El Al, just being pedantic.)
https://www.alaskaair.com/content/mileage-plan/how-to-earn-miles/airline-partners/japan-airlines?lid=airline-partners
artners-japan
[sorry, the link contains a digraph that the board interprets as an emoji, and I don't know how to fix it]
Explore the vibrant expanse of Japanese culture while earning Mileage Plan miles