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.
Can Shosuro Adeiko use her react if she is destroyed while bowed?
Shosuro Adeiko
Reaction : After the effects resolve of a battle resolution, action, or trait that destroyed Adeiko or one fo your other Personalities: Give a target Personality a -3F/-1C token, and an additional -1C token if he is dishonorable.
Thanks.
Can Shosuro Adeiko use her react if she is destroyed while bowed?
Yes. The Reaction is after destruction, when she is not bowed. Rules, Card states, Bowing: "Only cards in play can bow, straighten, or be bowed."