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.
A player, 10 March 2010
Will Shinjo Yamauchi's ability trigger the focus effect on Arrows Do Not Falter?
Relevant Card Text:
Arrows Do Not Falter Focus Effect: If your Personality in this duel is the challenged, and has a base Ranged Attack ability, destroy a Follower, or Personality without Followers, with 4 or lower Force in the challenger's unit. Lose 3 Honor.
Shinjo Yamauchi Battle: Target your unbowed Personality or Follower, and bow it unless you are a defending player: Ranged Attack with strength equal to its Force.
Dan Jacobson (rules official), 10 March 2010
Will Shinjo Yamauchi's ability trigger the focus effect on Arrows Do Not Falter?
Relevant Card Text:
Arrows Do Not Falter Focus Effect: If your Personality in this duel is the challenged, and has a base Ranged Attack ability, destroy a Follower, or Personality without Followers, with 4 or lower Force in the challenger's unit. Lose 3 Honor.
Shinjo Yamauchi Battle: Target your unbowed Personality or Follower, and bow it unless you are a defending player: Ranged Attack with strength equal to its Force.
Abilities that create Ranged Attacks of various strength are still Ranged Attack abilities.
You may activate the Focus Effect of Arrows do not Falter if you focus it in a duel where Shinjo Yamauchi is the challenged personality.
This also applies to Yoritomo Sunagawa, too