I don't mean over the years, just their current catalogue iun 2024. I've had a look at the threads above and haven't found a clear answer. I've been wondering, if MK2S might have Alnico 5 magnets, while MK2 Alnico 2 magnets...
LS214 has MK2: https://tokaigakki.com/images/lineup/lineup1.jpg...