I couldn't find a ruling for this so...
Can Bayushi Saya target herself with her own action, and thus dishonor her so she can commit sepukku and kill herself to use Assigning blame?
Bayushi Saya and Assigning blame.
A topic from AEG's L5R CCG Rules forum, copied for Oracle of the Void from a copy of the forum saved in October 2015, so pages it didn't save are missing. Players' names are left out; the rules officials are named. Rulings are as they stood on these dates; later rulings, the rulebooks and the Rules Archive may differ.