Both Swan Technique and Strength Remains stipulate in their effects that the enemy personality "must focus ... at least once, if able."
If both effects are in play, must the enemy personality focus at least once, or at least twice?
Swan Technique + Strength Remains
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.
Both Swan Technique and Strength Remains stipulate in their effects that the enemy personality "must focus ... at least once, if able."
If both effects are in play, must the enemy personality focus at least once, or at least twice?
If you focus once, you satisfy the condition set by both cards.