Try the search in the green box, then the go in the red box.
I never heard of rakkyo, please post back if you find some.

Here is a link that might be useful: rakkyo

Sorry to revive an old, old thread. But can one of you allium experts tell me if this is rakkyo? I got them from a Korean market today, and he said these are special chives that are very strong and used in kimchi.

Thanks,
--Byron.